Mass And Balance

317
1- How far will the CG shift if 750 pounds of cargo are moved from the aft compartment to
the forward compartment?
Airplane gross weight ................................... 160,000 pounds
CG prior to shift ............................................ 945 in aft of datum
Arm of FWD compartment ........................... 660 in aft of datum
Arm of AFT compartment ............................. 1,194 in aft of datum
A) 3.2 inches
B) 2.5 inches
C) 2.0 inches
D) 1.5 inches

2- Determine the maximum allowable load which may be carried in a cargo

compartment on a pallet 85 by 68 inches:
Floor load limit ............................................. 123 Ibs/sq ft
Pallet weight ................................................ 67 Ibs
Tie down devices .......................................... 27 Ibs
A) 4,765 Ibs
B) 4,843 Ibs
C) 5,674 Ibs
D) 4,932 Ibs

3- What is the maximum allowable load which may be carried in a cargo compartment
which has a floor load limit of 182 Ibs/square foot?
Pallet size ................................................... 102 in x 95 in
Pallet weight .............................................. 93 Ibs
Tie down devices ........................................ 49 Ibs
A) 12,284 pounds
B) 12,390 pounds
C) 12,106 pounds
D) 12,068 pounds

4- Determine the maximum allowable load which may be carried on a pallet that has
dimensions of 73 by 59 inches:
Floor load limit ........................................... 177 Ibs/sq. ft.
Pallet weight............................................... 82 Ibs
Tie down devices ........................................ 45 Ibs
A) 5,165 pounds
B) 5,375 pounds
C) 5,292 pounds
D) 5,208 pounds

318
5- What is the maximum allowable load which may be carried on a pallet 75 x 75 inches in
a cargo compartment that has a floor load limit of 175 Ibs/square foot?
Pallet weight .............................................. 87 Ibs
Tie down devices ........................................ 35 Ibs
A) 6,958 pounds
B) 6,835 pounds
C) 6,748 pounds
D) 6,713 pounds
6- Given:
Aircraft weight ............................................ 2,800 Ibs
CG ............................................................... 40" aft of datum
If 80 Ibs of weight are added at 80" aft of datum the new CG will be:
A) 42.5" aft of datum
B) 37.6" aft of datum
C) 38.9" aft of datum
D) 41.1" aft of datum
7- An airplane with a gross weight of 185,500 Ibs has the CG located at 980 inches aft of
datum. The arm of the forward hold is 440 inches and aft cargo hold is 1,150 inches if 600 Ibs
of cargo are shifted from the aft hold to the forward hold. How far will the CG shift forward?
A) 1.27 inches
B) 2.29 inches
C) 3.00 inches
D) 3.56 inches
8- An airplane's gross weight is 170,500 Ibs and the CG is located at 980 inches aft of datum.
The arm of the forward cargo hold is 430 inches and the arm of the aft cargo hold is 1,130
inches if 800 Ibs of cargo are shifted from the forward hold to the aft hold. How far will the
CG shift aft?
A) 4.01 inches
B) 3.28 inches
C) 2.38 inches
D) 1.87 inches
9- How far will the CG shift if 1,000 Ibs of cargo are moved from the aft compartment to the
forward compartment?
Airplane gross weight ................................. 155,000 Ibs
CG prior to shift .......................................... 1,000" aft of datum
Arm of FWD compartment .......................... 570" aft of datum
Arm of Aft compartment ............................. 1,166" aft of datum
A) 3.8 inches
B) 2.5 inches
C) 2.0 inches
D) 1.5 inches

319
10- What is the new CG location if 800 Ibs of cargo are moved from the forward cargo hold to
the aft cargo hold?
Airplane gross weight .................................. 150,000 Ibs
CG prior to shift ........................................... 998.0" aft of datum
Arm of FWD compartment ........................... 667.0" aft of datum
Arm of Aft compartment .............................. 1,160" aft of datum
A) 1,003.5 inches
B) 1,000.6 inches
C) 996.0 inches
D) 994.8 inches
11- What is the new CG location if 1,000 Ibs of cargo are moved from the aft compartment
to the forward compartment?
Airplane gross weight .................................. 155,000 Ibs
CG prior to shift ........................................... 1,000" aft of datum
Arm of FWD compartment .......................... 670" aft of datum
Arm of Aft compartment ............................. 1,166" aft of datum
A) 998.5 inches
B) 998.0 inches
C) 997.5 inches
D) 996.8 inches

12- What is the maximum allowable cargo weight that may be carried on a pallet which has
dimensions of 83x95 inches?
Floor load limit............................................. 169 lbs/sq ft
Pallet weight ............................................... 88 Ibs
Tie down devices.......................................... 37 Ibs
A) 9,128 Ibs
B) 9,156 Ibs
C) 9,244 Ibs
D) 9,369 Ibs

13- What is the maximum allowable cargo weight that may be carried on a pallet which has
dimensions of 76 x76 inches?
Floor load limit............................................. 184 lbs/sq ft
Pallet weight ............................................... 85 Ibs
Tie down devices.......................................... 36 Ibs
A) 7,499 Ibs
B) 7,373 Ibs
C) 7,292 Ibs
D) 7,259 Ibs

320
14- What is the maximum allowable cargo weight that may be carried on a pallet which has
dimensions of 72 x 72 inches?
Floor load limit ........................................... 179 lbs/sq ft
Pallet weight .............................................. 91 lbs
Tie down devices ........................................ 36 lbs
A) 6,571 lbs
B) 6,444 lbs
C) 6,353 lbs
D) 6,317 lbs

15- What is the maximum allowable cargo weight that may be carried on a pallet which has
dimensions of 84 x 76 inches?
Floor load limit ............................................ 184 lbs/sq ft
Pallet weight ............................................... 77 lbs
Tie down devices ......................................... 31 lbs
A) 8,049 lbs
B) 8,074 lbs
C) 8,151 lbs
D) 8,259 lbs

16- What is the maximum allowable cargo weight that may be carried on a pallet which has
dimensions of 72 x 84 inches?
Floor load limit............................................ 177 lbs/sq ft
Pallet weight .............................................. 87 lbs
Tie down devices ........................................ 29 lbs
A) 7,550 lbs
B) 7,434 lbs
C) 7,347 lbs
D) 7,318 lbs

17- What is the maximum allowable cargo weight that may be carried on a pallet which has
dimensions of 70x70 inches?
Floor load limit ............................................ 173 lbs/sq ft
Pallet weight................................................ 79 lbs
Tie down devices ......................................... 35 lbs
A) 5,772 lbs
B) 5,807 lbs
C) 5,886 lbs
D) 6,000 lbs

321
18- Given:
Weight D 160 lbs at 45" aft of datum
Weight E 170 lbs at 145" aft of datum
Weight F 150 lbs at 185" aft of datum
Based on this information where would the CG be located?
A) 86.0" aft of datum
B) 117.8" aft of datum
C) 124.2" aft of datum
D) 136.7" aft of datum

19- Given:
Weight X 130 lbs at 17" aft of datum
Weight Y 110 lbs at 110" aft of datum
Weight Z 75 lbs at 210" aft of datum
Based on this information the CG would be located how far aft of datum?
A) 89.1"
B) 95.4"
C) 106.9"
D) 112.3"

20- Given:
Weight A 120 Ibs at 15" aft of datum
Weight B 200 Ibs at 117" aft of datum
Weight C 75 Ibs at 195" aft of datum
Based on this information the CG would be located how far aft of datum?
A) 82.0"
B) 109.0"
C) 121.7"
D) 100.8"

21- Given:
Weight A 165 lbs at 135" aft of datum
Weight B 125 lbs at 115" aft of datum
Weight C 75 lbs at 85" aft of datum
The CG for the combined weights would be located how far aft of datum?
A) 91.7"
B) 111.6"
C) 117.8"
D) 128.4"

322
22- An aircraft loaded with a ramp weight of 3,550 pounds and having a CG of 95.0"
approximately how much baggage would have to be moved from the rear baggage area at
station 179" to the forward baggage area at station 42", in order to move the CG to 92.0"?
A) 55 pounds
B) 62 pounds
C) 78 pounds
D) 85 pounds

23- Your airplane is loaded to a gross weight of 5,000 pounds with three pieces of luggage in
the rear baggage compartment. The CG is 98" aft of datum which is 2" aft of limits. If you
move two pieces of luggage which together weight 100 pounds from the rear baggage
compartment (145" aft of datum) to the front compartment (45" aft of datum) what is the
new CG?
A) 95.8" aft of datum
B) 96.0" aft of datum
C) 96.5' aft of datum
D) 97.0" aft of datum

24- Given:
Total weight 4,037 Ibs
CG location station 67.8"
Fuel consumption 14.7 GPH
Fuel CG station 68.0"
After 1 hour 45 minutes of flight time the CG would be located at station:
A) 67.79"
B) 68.79"
C) 69.78"
D) 70.78"

25- An airplane is loaded as follows 80 lbs at 200 inches aft of datum, 160 lbs at 90 inches aft
of datum and 240 lbs at 60 inches aft of datum. Where would be the CG location?
A) 128 inches aft of datum
B) 93.3 inches aft of datum
C) 12.8 inches aft of datum
D) 9.3 inches aft of datum

26- Based on this information: the CG would be located how far aft of Datum?
Weight A. 115 lbs at 17" aft of datum.
Weight B. 220 lbs at 118" aft of datum.
Weight C. 8 lbs at 210" aft of datum.
A) 85.7 inches
B) 121.9 inches
C) 86.28 inches
D) 82.48 inches

323
27- Based on this information: the CG would be located at:
Weight D. 145 lbs at 46" aft of datum.
Weight E. 197 lbs at 134" aft of datum.
Weight F. 103 lbs at 206" aft of datum.
A) 115.2 inches
B) 122 inches
C) 140.6 inches
D) 135.1 inches

28- What is the max load that could be added to station 140" without exceeding the aft CG
limit?
Aircraft weight 6500 lbs
CG location station 89"
Aft CG limit station 89.5"
A) 63.7 pounds
B) 64.3 pounds
C) 53.3 pounds
D) 54.7 pounds

29- Could 120 pounds of weight be shifted from station 30.0 to station 110.0 without
exceeding the aft CG limit?
Total weight 4850 lbs
CG location station 116.0
Aft CG limit station 118.0
A) Yes, the CG would be located at station 116.19".
B) No, the CG would be located at station 118.15".
C) Yes, the CG would be located at station 117.97".
D) No, the CG would be located at station 118.97".

30- Could 100 pounds of weight be shifted from station 140.0" to station 30" without
exceeding the forward CG limit?
Aircraft weight 3,650 lbs
CG Location St.115.0"
Forward CG limit St.112.0"
A) No, the new CG would be located at 111.98".
B) No, the new CG would be located at 101.98".
C) Yes, the new CG would be located at 112.01".
D) Yes, the new CG would be located at 112.98".

324
31- What is the maximum weight that could be shifted from station 45.0" to station 145.0"
without exceeding the Aft CG limit?
Total weight 4200 lbs
CG location station 70.0"
Aft CG limit station 72.5"
A) 105 pounds.
B) 145 pounds
C) 200 pounds.
D) 130 pounds.

32- What is the new CG if 240 pounds of weight shift from station 182.0" to station 73.0"?
Total weight 8500 lbs
CG location station 121"
A) 117.9"
B) 124.1"
C) 118.5"
D) 119.7"

33- If 225 pounds of weight be shifted from station 64.0" to station 172.0" the CG would be
at:
Total weight 10,340 lbs
CG prior to shift station 110.0"
A) 107.65"
B) 112.35"
C) 108.65"
D) 120.35"

34- What will be the new CG, if 180 pounds of weight shift from station 160.0" to station
60.0"?
Aircraft gross weight 7200 lbs
CG prior to shift station 90"
A) 92.50"
B) 88.75"
C) 87.50"
D) 91.75"

35- Where would the CG be located, if 175 pounds of weight shift from station 62.0" to station
157.0"?
Aircraft gross weight 8300 lbs
CG prior to shift station 96.0"
A) 97.74"
B) 97.28"
C) 98.0"
D) 98.98"

325
36- What load must be shifted from station 30.0" to station 130.0" to place CG at station
108.0"?
Aircraft weight 6530 lbs
CG location station 107.0"
A) 653 pounds.
B) 65 pounds.
C) 57.1 pounds.
D) 571 pounds.

37- How much weight must shift from station 133.0" to station 37.0" to put CG at station
90.0"?
Total weight 5600 lbs
CG location station 90.5"
A) 58.3 pounds
B) 52.8 pounds
C) 29.1 pounds
D) 22.7 pounds

38- What load must be shifted from station 160.0" to station 70.0" to shift CG 0.5 inch
forward?
Total weight 7400 lbs
CG location station 89.0"
A) 41.1 pounds
B) 52.1 pounds
C) 97.4 pounds
D) 61.1 pounds

39- How much weight must shift from station 95.0" to station 214.0" to place CG at station
130.0"?
Aircraft weight 8700 lbs
CG prior to shift station 129.0"
A) 73.1 pounds
B) 103.5 pounds
C) 102.3 pounds
D) 83.5 pounds

40- Where would the CG be located, if 120 pounds of weight be added to station 59.0"?
Total weight 2800 lbs
CG location station 79.0"
A) 78.31"
B) 79.85"
C) 78.17"
D) 79.31"

326
41- What would be the new CG if 170 pounds of weight be added to station 160.0"?
Aircraft weight 2130 lbs
CG location station 82.0"
A) 87.76"
B) 84.88"
C) 88.42"
D) 85.88"

42- Where would the CG be located if 60 pounds of weight be added to station 139.0"?
Total weight 1225 lbs
CG location station 84.0"
A) 81.30"
B) 86.56"
C) 84.56"
D) 80.30"

43- What would be the new CG if 70 pounds of weight were added to station 60.0"?
Aircraft weight 1450 lbs
CG location station 82.0"
A) 83.01"
B) 82.91"
C) 80.98"
D) 81.18"

44- What load must be removed from station 30.0" to place CG at station 90.0"?
Aircraft weight 6900 lbs
CG location station 89.0"
A) 117.1 pounds.
B) 115 pounds.
C) 113.1 pounds.
D) 105 pounds.

45- How much weight must be removed from station 130.0" to place CG at station 89.0"?
Total weight 5100 lbs
CG location station 90.0"
A) 124.4 pounds
B) 122.2 pounds
C) 127.5 pounds
D) 128.2 pounds

327
46- What load must be removed from station 73.0" to place CG at station 142.0"?
Total weight 3300 lbs
CG location station 141.5"
A) 54.3 lbs
B) 47.8 lbs
C) 23.9 lbs
D) 38.2 lbs

47- How much load must be removed from station 160.0" to place CG at station 80.5"?
Total weight 2900 lbs
CG location station 81.0"
A) 18.2 pounds.
B) 53.2 pounds.
C) 36 pounds.
D) 48 pounds.

48- What would be the new CG location if 70 pounds of weight were removed from station
107"?
Total weight 1760 lbs
CG location station 102"
A) 101.19"
B) 101.80"
C) 107.20"
D) 107.30"

49- What would be the new CG location if 120 pounds of weight were removed from station
150"?
Total weight 2800 lbs
CG location station 103"
A) 100.06"
B) 102.06"
C) 100.89"
D) 101.89"

50- What is the location of CG if 60 pounds of weight are removed from station 70"?
Total weight 3420 lbs
CG location station 82"
A) 82.21"
B) 84.20"
C) 81.20"
D) 85.20"

328
51- What is the location of CG if 133 pounds of weight are removed from station 79.0"?
Aircraft weight 6140 lbs
CG location station 104.0"
A) 104.55"
B) 79.50"
C) 105.35"
D) 78.35"

52- Total weight 4800 lbs

CG located st. 88.0"
Fuel consumption 10.3 Gal/hr
Fuel arm st. 89.0"
What will be the CG after 1:30' of flight?
A) 87.98"
B) 88.01"
C) 87.63"
D) 88.63"

53- Aircraft weight 2730 lbs

CG prior to shift st. 77.0"
Fuel consumption 11.7 Gal/hr
(6.8 lbs/Gal)
Fuel arm st. 78.8"
After 1:45' of flight the CG will be located at:
A) 76.34"
B) 78.70"
C) 76.90"
D) 78.34"

54- If the center of gravity is near the forward limit, the airplane will:
A) Benefit from reduced drag due to the decrease in angle of attack.
B) Require elevator trim, which will result in an increase in fuel consumption.
C) Require less power for a given airspeed.
D) Tend to over rotate during takeoff.

55- An aircraft is loaded 110 pounds over maximum certificated gross weight. If fuel is
drained to bring the aircraft weight within limits, how much fuel should be drained?
A) 15.7 gallons
B) 16.2 gallons
C) 17.1 gallons
D) 18.4 gallons

329
56- When must the center of gravity be computed?
A) After every 400 hours inspection.
B) Prior to every flight.
C) At least every four years.
D) During every yearly inspection.

57- Given:
Weight A. 63 lbs at 37" aft of datum.
Weight B. 214 lbs at 146" aft of datum.
Weight C. 26 lbs at 212" aft of datum.
The CG would be located how far aft of datum?
A) 98.95"
B) 76.7"
C) 129"
D) 106.45"

58- Where would the CG be located, if 110 pounds of weight were removed from station
140"?
Total weight 4300 lbs
CG location station 103.0"
A) 102.02"
B) 102.05"
C) 103.08"
D) 104.05"

59- Where would the CG be located, if 90 pounds of weight were removed from station
30.0"?
Total weight 1340 lbs
CG location station 80.5"
A) 83.89"
B) 76.86"
C) 84.13"
D) 78.56"

60- If 250 pounds of weight be removed from station 152" the CG would be located at:
Total weight 3675 lbs
CG location station 91"
A) 95.54"
B) 86.54"
C) 86.90"
D) 95.90"

330
61- Could 100 pounds of weight be removed from station 30.0" without exceeding Aft CG
limit?
Total weight 2800 lbs
CG location station 85.0"
Aft CG limit station 87.0"
A) Yes, the new CG will be located at station 85.92"
B) No, the new CG will be located at station 87.15"
C) No, the new CG will be located at station 87.04"
D) Yes, the new CG will be located at station 86.34"
62- Find the new CG if total moment change after gear and flap extension is 2350 in- lbs (FWD)
Total weight 4700 lbs
CG location st. 82.5"
A) 83.0"
B) Does not change.
C) 82.0"
D) 81.0"
63- What is the new CG after gear and flap retraction, if total moment displacement is 8840
in- lbs (aft)?
Total weight 6800 lbs
CG prior to shift st. 91.7"
A) 92.0"
B) 93.0"
C) 90.4"
D) 91.0"
64- After gear and flaps retraction, there was a change in total moment by 10800 in- lbs
where would the CG be located? (Aft)
Total weight 13520 lbs
CG Location station 117"
A) 117.8"
B) 116.2"
C) 118.0"
D) 115.6"
65- How much weight must be added to bring CG within its limits?
Total weight 2930 lbs
CG location. 92.0 "
FWD CG Limit 92.5"
Arm of FWD Hold 45"
Arm of Aft Hold 145"
A) 27.9 lbs
B) 27.6 lbs
C) 30.8 lbs
D) 31.5 lbs

331
66- How much weight should be added to station 37" to shift CG 1" FWD?
Total weight 3270 lbs
CG location 89"
A) 61.7 lbs
B) 69.0 lbs
C) 64.1 lbs
D) 63.0 lbs
67- How much weight must be added to station 149.0" to place CG at station 91.5"?
Total weight 6147 lbs
CG location st.90"
A) 106.9 lbs
B) 160.4 lbs
C) 156.3 lbs
D) 158.2 lbs

68- How much weight must be added to station 39.0" to place CG at station
89.0"?
Total weight 5900 lbs
CG prior to shift st. 90.0"
A) 115.7 lbs
B) 93.4 lbs
C) 118.0 lbs
D) 111.0 lbs

69- Could 100 pounds of weight be added to station 130" without exceeding the aft CG limit?
Total weight 2780 lbs
CG location st. 84"
Aft CG limit st.86"
A) Yes, the new CG will be at St. 85.6".
B) No, the new CG will be at St. 86.5".
C) Yes, the new CG will be at St. 82.4".
D) No, the new CG will be at St. 87.5".

70- Could 110 pounds of weight be added to station 40" without exceeding the FWD CG limit?
Total weight 4550 lbs
CG location st. 80.5"
FWD CG limit st. 80.0"
A) No, the new CG will be at St. 79.03".
B) No, the new CG will be at St. 79.5".
C) Yes, the new CG will be at St. 80.95".
D) Yes, the new CG will be at St. 80.30".

332
71- What is the new CG if 120 lbs of weight be added to station 148"?
Total weight 4350 lbs
CG location st. 102"
A) 103.2"
B) 103.5"
C) 100.8"
D) 100.2"

72- An aircraft is loaded to 90,300 lbs and CG is at St. 754 inches. What would be the new CG
if 340 lbs of cargo shift from FWD cargo compartment St. 285" to Aft cargo St. 635"?
A) 636.3"
B) 752.6"
C) 755.3"
D) 653.2"

73- What is the new CG location if 670 lbs of cargo are moved from forward cargo hold to
the aft cargo hold?
Airplane weight 161,200 lbs
CG prior to shift 887"
Arm of FWD hold 409"
Arm of aft hold 1007"
A) 884.51"
B) 889.49"
C) 1003.5"
D) 1005.1"

74- Determine the new CG if 730 lbs of cargo are moved from St. 1150" to FWD arm of 548"?
Aircraft gross weight 169,000 lbs
CG prior to shift 901.6"
A) 904.2"
B) 1149.8"
C) 899.0"
D) 1100.9"

75- What load must be moved from St. 50.0" to St. 162.0" to place CG at its aft CG limit?
Airplane gross weight 2630 lbs
CG location St. 88.0"
Aft CG Limit St. 89.0"
A) 25 lbs
B) 21.65 lbs
C) 23.5 lbs
D) 22.4 lbs

333
76- What load must be moved from St. 174.0" to St. 45.0" to place CG at extremely FWD CG
limit?
Airplane gross weight 3720 lbs
CG location St. 90.0"
FWD CG limit St. 88.5"
A) 43.3 lbs
B) 28.8 lbs
C) 31.6 lbs
D) 36.1 lbs

77- An aircraft is loaded to 6450 pounds with CG located at St. 92.0 inches, which is 1 inch
aft of aft limit. How much load must be moved from St. 169.0" to St. 57.0" to move CG to
its limits?
A) 83.7 lbs
B) 57.6 lbs
C) 184.3 lbs
D) 67.5 lbs

78- Where would the new CG be located if 70 lbs of load are removed from St. 144.0"?
Airplane gross weight 3900 lbs
CG Prior to shift St. 89.0"
A) 90.0"
B) 88.0"
C) 50.9"
D) 78.9"

79- What would be the new CG location, if 133 pounds of weight were removed from St.
49.0"?
Airplane gross weight 2850 lbs
CG Prior to shift St. 100.0"
A) 102.08"
B) 51.3"
C) 102.5"
D) 105.2"

80- What is the new CG location, if 172 pounds of weight are removed from St. 198"?
Airplane gross weight 4200 lbs
CG Prior to shift st. 95"
A) 90.6"
B) 100.0"
C) 193.8"
D) 93.8"

334
81- Where would the new CG be located if 207 pounds of weight are removed from St. 43.0"?
Airplane gross weight 7790 lbs
CG Prior to shift st. 90"
A) 88.7"
B) 91.3"
C) 92.4"
D) 89.6"

82- How much weight must be removed from St. 160.0" to place CG at St. 90.5"?
Aircraft gross weight 8150 lbs
CG prior to shift st. 92"
A) 179.8"
B) 119.85"
C) 175.9"
D) 119.6"

83- What load must be removed from St. 50" to place CG at its extreme aft position?
Airplane gross weight 7300 lbs
CG location st. 91"
Aft CG limit st. 92"
A) 178.1 lbs
B) 173.8 lbs
C) 80.2 lbs
D) 90.8 lbs

84- How much weight must be removed from St. 43" to place CG at its limit?
Airplane gross weight 7700 lbs
CG location st. 88"
Aft CG limit st. 89.5"
A) 239.6 lbs
B) 256.7 lbs
C) 248.4 lbs
D) 261.3 lbs

85- An aircraft is loaded to 6900 lbs and CG is located at St. 103" which is 1 inch out of aft
limit. How much weight must be removed from St. 192" to place CG at its range?
A) 76.7 lbs
B) 80.4 lbs
C) 77.5 lbs
D) 83.4 lbs

335
86- What would be the new CG location if 112 lbs of weight are added to St. 47.0"?
Aircraft gross weight 8790 lbs
CG prior to shift st. 99.0"
A) 98.35"
B) 99.7"
C) 47.6"
D) 48.7"

87- Where would the CG be located if 157 pounds of weight are added to St. 210.0"?
Airplane gross weight 9650 lbs
CG location st. 122.0"
A) 120.6"
B) 158.4"
C) 123.4"
D) 157.0"
88- What would be the new CG location if 203 pounds of weight are added to St. 221.0"?
Airplane gross weight 10500 lbs
CG prior to shift st. 121.0"
A) 119.0"
B) 123.0"
C) 122.1"
D) 119.8"

89- What would be the new CG location if 315 lbs of cargo are added to St. 74.4"?
Aircraft weight: 121,500 lbs
CG located at: St. 155"
A) 74.2"
B) 154.8"
C) 155.2"
D) 78.2"

90- How much weight must be added to St. 168.5 to place CG at St. 90.5"?
Airplane weight 8500 lbs
CG location St. 90.0"
A) 54.1 lbs
B) 54.5 lbs
C) 105 lbs
D) 109 lbs

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91- What load must be added to St.59" to place CG at its extreme FWD position?
Airplane gross weight 9420 lbs
CG location st. 102"
FWD CG limit st. 100"
A) 459.5 lbs
B) 438.1 lbs
C) 320.1 lbs
D) 381.5 lbs

92- How much weight must be added to St. 73" to place CG at St. 102"?
Airplane gross weight 7750 lbs
CG location st. 103.5"
A) 267.2 lbs
B) 381.1 lbs
C) 400.9 lbs
D) 420.6 lbs

93- An aircraft is loaded to 8820 pounds and CG located at St. 105" which is 1.3 inch out of
FWD limit. How much load (lbs) must be added to St. 211" to put CG in its range?
A) 109.5
B) 102.2
C) 84.3
D) 81.9

94- Define the Useful Load:

A) Pay Load plus basic empty weight.
B) Pay Load plus Usable Fuel.
C) Basic empty weight plus Usable Fuel Load.
D) That part of the pay Load which generates revenue.

95-The "Useful Load" is:

A) TOW - fuel mass.
B) BEW plus fuel load.
C) Basic empty weight plus Usable Fuel Load.
D) Ramp weight minus Dry Operating Mass.

96-The maximum mass to which an aeroplane may be loaded, prior to engine start, is:
A) Maximum certificated taxi (ramp) mass.
B) Maximum Regulated Taxi (Ramp) Mass.
C) Maximum Certificated Takeoff Mass.
D) Maximum Regulated Takeoff Mass.

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97-What is the Zero Fuel Weight?
A) MTOW minus fuel to destination minus fuel to alternative airfield.
B) Maximum allowable mass of the aircraft with no usable fuel on board.
C) Operating weight minus the fuel load.
D) Actual loaded mass of the aircraft with no usable fuel on board.

98-By adding the payload to the Dry operating weight, we get:

A) Ramp weight.
B) Takeoff weight.
C) Zero fuel weight.
D) Landing weight.

99-Basic empty weight is the mass of the airplane less:

A) Usable fuel and Payload.
B) Usable fuel.
C) Payload, portable water and lavatory chemicals.
D) Unusable fuel, portable water and lavatory chemicals.

100-The Zero Fuel weight of an airplane is always:

A) The Takeoff Mass minus the fuselage fuel mass.
B) The Takeoff Mass minus the wing fuel mass.
C) The Takeoff Mass minus the Takeoff Fuel Mass.
D) The Maximum Takeoff Mass minus the Takeoff Fuel Mass.

101-The Actual Zero Fuel weight is equal to the:

A) Basic Empty weight plus the fuel loaded.
B) Operating Mass plus all the payload.
C) Basic operating weight plus the payload.
D) Actual Landing weight plus Trip Fuel.

102-Which of the following alternatives corresponds to Zero Fuel weight?

A) Operating mass plus load of passengers and cargo.
B) The mass of an aeroplane with no usable fuel.
C) Operating mass plus load of passengers.
D) Takeoff Mass minus fuel to destination and alternate.

103-For the purpose of completing the weight and Balance documentation, the Basic empty
weight is defined as:
A) Weight of standard airplane optional equipment, unusable fuel.
B) The Total Mass of airplane excluding all usable fuel.
C) The Total Mass of the airplane excluding all payload.
D) The Total Mass of the airplane excluding crew and crew baggage.

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104-At the flight preparation stage, the following parameters in particular are available for
determining the mass of the aircraft:
1- Basic empty weight
2- Payload
Which statement is correct?
A) The basic empty weight includes fixed equipment needed to carry out a flight.
B) The payload is the mass of the aeroplane without takeoff fuel.
C) The basic empty weight includes takeoff fuel.
D) The basic empty weight includes the payload.

105- Basic empty weight of an aeroplane includes:

A) Fuel and passenger's baggage and cargo.
B) Unusable fuel and reserve fuel.
C) Weight of standard airplane, optional equipment, unusable fuel.
D) Passenger's baggage and cargo.

106-The Total Mass of an aircraft including crew, crew baggage, plus usable fuel and
payload, is referred to as:
A) Maximum Zero Fuel Mass.
B) Zero Fuel Mass.
C) Landing weight.
D) Ramp weight.

107- Allowed payload is the difference between:

A) Ramp weight and Basic empty weight.
B) Allowed Takeoff weight and Basic Mass plus Trip Fuel.
C) Allowed Takeoff weight and Basic empty weight.
D) Allowed zero fuel weight and Dry operating weight.

108- The Zero Fuel weight & Dry operating weight:

A) Differ by the sum of the weight of usable fuel plus Payload.
B) Are the same value.
C) Differ by the value of the payload.
D) Differ by the weight of usable fuel.

109- The term "Useful Load" as applied to an airplane includes:

A) Payload only.
B) Payload plus usable fuel.
C) The revenue-earning portion of payload only.
D) The revenue-earning portion of payload plus usable fuel.

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110- For the purpose of completing the Mass and Balance documentation, the Ramp weight
is considered to be zero fuel weight plus:
A) Payload.
B) Unusable fuel & engine oil.
C) Trip Fuel Mass.
D) Usable fuel.

111- Payload is the:

A) Zero Fuel Mass minus Dry operating weight.
B) Basic empty weight minus the disposable load.
C) Basic empty weight minus the Variable Load.
D) Takeoff Mass minus Zero Fuel Mass.

112- While making mass and balance calculation for a particular airplane, the term "Empty
Mass" applies to the sum of airframe, engine(s), fixed ballast plus:
A) All the consumable fuel and oil, but not including any radio or navigation equipment
installed by manufacturer.
B) All the oil, fuel, and hydraulic fluid but not including crew and payload.
C) Unusable fuel and full operating fluids.
D) All the oil and fuel.

113- The Term "Maximum Zero Fuel Mass" consists of:

A) The maximum mass authorized for a certain aeroplane not including the fuel load and
operational items.
B) The maximum mass authorized for a certain aeroplane not including payload and fuel load.
C) The maximum permissible mass of an aeroplane with no usable fuel.
D) The maximum mass for some aeroplanes including the fuel load and the Traffic Load.

114- Which is true of the airplane Basic empty weight?

A) It is ramp weight minus fuel load.
B) It is ramp weight minus useful load and equipment
C) It is Ramp weight minus payload
D) It is the actual Takeoff Mass, less payload.

115- The Actual Takeoff weight is equivalent to:

A) Actual Zero Fuel weight plus the payload.
B) Basic empty weight plus equipment and crew, usable fuel and the payload.
C) Basic empty weight plus the usable fuel.
D) Actual Landing Mass plus the takeoff fuel.

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116- The Payload is defined as:
A) The Total Mass of flight crew, passengers, baggage, cargo and usable fuel.
B) The Total Mass of crew and passengers excluding any baggage or cargo.
C) The Total Mass of passengers, baggage and cargo.
D) The Total Mass of passengers, baggage, cargo and usable fuel.

117- The Maximum Zero Fuel Weight of an aircraft is:

A) The maximum permissible Takeoff Mass of the aircraft.
B) The maximum permissible mass of an aircraft with no usable fuel.
C) The maximum permissible mass of an aircraft with zero payload.
D) The maximum permissible Landing Mass.

118- With regards to the Maximum Zero Fuel Weight (MZFW):

A) It is the maximum weight that an aircraft can be loaded to without usable fuel.
B) It is lower than the Maximum Takeoff Weight by the weight of a payload.
C) is more relevant to aircraft with fuselage fuel tanks.
D) is important as exceeding the MZFW may mean that there is insufficient lift to get the
aircraft
airborne.

119- What is the Zero Fuel weight?

A) The maximum permissible mass of an aeroplane with no Usable Fuel Mass.
B) The mass of the aircraft at the start of the taxi (at departure from the loading gate).
C) Basic empty weight plus payload, equipment, crew but excluding fuel.
D) The empty weight of an aeroplane plus standard items such as: unusable fuel and liquids;
lubricating oil in engine and other auxiliary units.

120- Takeoff Mass is described as:

A) The Takeoff Mass subject to departure airfield limitations.
B) The mass of an aeroplane including everything and everyone contained within it at the start
of the takeoff run.
C) Basic empty weight & fuel but without Payload.
D) The lowest of performance limited and structural limited TOW.

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121- Given:
Maximum Structural Takeoff Mass: 146900 kg
Maximum Structural Landing Mass: 93800 kg
Maximum Zero Fuel Mass: 86400 kg
Trip Fuel 27500 kg
Block Fuel 35500 kg
Engine starting and taxi fuel: 1000 kg
The Maximum Takeoff Mass is equal to:
A) 120300 kg
B) 121300 kg
C) 113900 kg
D) 120900 kg
122- Given:
Dry operating mass: 38000 kg
Maximum Structural Takeoff Mass: 72000 kg
Maximum Landing Mass: 65000 kg
Maximum Zero Fuel Mass: 61000 kg
Fuel burn: 8000 kg
Takeoff Fuel: 10300 kg
The Maximum allowed Takeoff Mass and payload are respectively:
A) 73000 kg and 27000 kg.
B) 71300 kg and 25300 kg.
C) 73000 kg and 24700 kg.
D) 71300 kg and 23000 kg.

123- Given an airplane with:

Maximum Structural Landing Mass: 125000 kg
Maximum Zero Fuel Mass: 108500 kg
Maximum Structural Takeoff Mass: 155000 kg
Dry operating mass: 82000 kg
Scheduled Trip Fuel: 17000 kg
Reserve Fuel: 5000 kg
Assuming performance limitation is not restricting, the maximum permitted Takeoff
Mass and Maximum payload are respectively:
A) 125500 kg and 21500kg
B) 130500 kg and 31500 kg
C) 130500 kg and 26500 kg
D) 125500 kg and 26500 kg

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124- The dry operating Mass of an aircraft is 30000 kg. The masses of the following items are:
Payload: 665 kg
Fuel at takeoff: 3000 kg
Unusable fuel: 120 kg
The zero fuel weight is:
A) 30300 kg
B) 30665 kg
C) 38300 kg
D) 30785 kg

125- The Dry operating weight of an aircraft is 2000 kg. The Maximum Takeoff Mass is 3500
kg. The Block Fuel Mass is 550 kg, and the Taxi Fuel Mass is 50 kg. The available mass of
payload is:
A) 1500 kg
B) 950 kg
C) 1000 kg
D) 1450 kg

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Question Answer Question Answer Question Answer Question Answer
1 B 41 A 81 B 121 D
2 B 42 B 82 C 122 D
3 C 43 C 83 B 123 C
4 A 44 B 84 C 124 B
5 D 45 A 85 A 125 C
6 D 46 C 86 A
7 B 47 A 87 C
8 B 48 B 88 B
9 A 49 C 89 B
10 B 50 A 90 B
11 D 51 A 91 A
12 A 52 A 92 C
13 D 53 C 93 A
14 D 54 B 94 B
15 A 55 D 95 D
16 D 56 B 96 A
17 A 57 C 97 D
18 C 58 A 98 C
19 B 59 C 99 A
20 D 60 B 100 C
21 C 61 C 101 C
22 C 62 C 102 B
23 B 63 B 103 A
24 A 64 A 104 A
25 B 65 A 105 C
26 C 66 C 106 D
27 B 67 B 107 D
28 B 68 C 108 C
29 C 69 A 109 B
30 A 70 B 110 D
31 A 71 A 111 A
32 A 72 C 112 C
33 B 73 B 113 C
34 C 74 C 114 B
35 C 75 C 115 B
36 B 76 A 116 C
37 C 77 B 117 B
38 A 78 B 118 A
39 A 79 C 119 C
40 C 80 A 120 B

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