1. that friction will not be required rails. The rails are 1 m apart. k. 17.
apart. k. 17.2 m/s without either car or trailer
to resist the centrifugal force? What is the maximum speed that l. 24.2 m/s skidding?
a. 1.4° the car can travel around the 9. A 1530 kg car is towing a 300 kg m. 40 km/h
b. 2.8° unbanked curve of a radius 15 m trailer. The coefficient of friction n. 75.2 km/h
c. 4.5° without the inner wheel losing between all tires and the road is o. 108 km/h
d. 4.6° contact with the top of the rail? 0.80. How fast can the car and p. 143 km/h
2. The center of gravity of a roller e. 8.58 m/s trailer travel around an unbanked
coaster car is 0.5 m above the f. 12.1 m/s curve of a radius of 200 m
rails. The rails are 1 m apart. g. 17.2 m/s without either car or trailer
13. that friction will not be required
What is the maximum speed that h. 24.2 m/s skidding?
to resist the centrifugal force?
the car can travel around the 6. A 1530 kg car is towing a 300 kg i. 40 km/h
q. 1.4°
unbanked curve of a radius 15 m trailer. The coefficient of friction j. 75.2 km/h
r. 2.8°
without the inner wheel losing between all tires and the road is k. 108 km/h
s. 4.5°
contact with the top of the rail? 0.80. How fast can the car and l. 143 km/h
t. 4.6°
a. 8.58 m/s trailer travel around an unbanked
14. The center of gravity of a roller
b. 12.1 m/s curve of a radius of 200 m
coaster car is 0.5 m above the
c. 17.2 m/s without either car or trailer
10. that friction will not be required rails. The rails are 1 m apart.
d. 24.2 m/s skidding?
to resist the centrifugal force? What is the maximum speed that
3. A 1530 kg car is towing a 300 kg e. 40 km/h
m. 1.4° the car can travel around the
trailer. The coefficient of friction f. 75.2 km/h
n. 2.8° unbanked curve of a radius 15 m
between all tires and the road is g. 108 km/h
o. 4.5° without the inner wheel losing
0.80. How fast can the car and h. 143 km/h
p. 4.6° contact with the top of the rail?
trailer travel around an unbanked
11. The center of gravity of a roller q. 8.58 m/s
curve of a radius of 200 m
coaster car is 0.5 m above the r. 12.1 m/s
without either car or trailer
7. that friction will not be required rails. The rails are 1 m apart. s. 17.2 m/s
skidding?
to resist the centrifugal force? What is the maximum speed that t. 24.2 m/s
a. 40 km/h
i. 1.4° the car can travel around the 15. A 1530 kg car is towing a 300 kg
b. 75.2 km/h
j. 2.8° unbanked curve of a radius 15 m trailer. The coefficient of friction
c. 108 km/h
k. 4.5° without the inner wheel losing between all tires and the road is
d. 143 km/h
l. 4.6° contact with the top of the rail? 0.80. How fast can the car and
8. The center of gravity of a roller m. 8.58 m/s trailer travel around an unbanked
coaster car is 0.5 m above the n. 12.1 m/s curve of a radius of 200 m
4. that friction will not be required rails. The rails are 1 m apart. o. 17.2 m/s without either car or trailer
to resist the centrifugal force? What is the maximum speed that p. 24.2 m/s skidding?
e. 1.4° the car can travel around the 12. A 1530 kg car is towing a 300 kg q. 40 km/h
f. 2.8° unbanked curve of a radius 15 m trailer. The coefficient of friction r. 75.2 km/h
g. 4.5° without the inner wheel losing between all tires and the road is s. 108 km/h
h. 4.6° contact with the top of the rail? 0.80. How fast can the car and t. 143 km/h
5. The center of gravity of a roller i. 8.58 m/s trailer travel around an unbanked
coaster car is 0.5 m above the j. 12.1 m/s curve of a radius of 200 m
a. 3.1 s a. 6 m water filtration system using pebble for potable DOCUMENTS CONSIDERED TO BE RELEVANT
b. 18 m
a. 2.25 rad/s (clockwise) c. 26 m water filtration system using gravel for potable Citation of Documents
b. 3.25 rad/s (counterclockwise) d. 47 m [US5233523, System for Mailing and Collecting Items]
Note: Explain why the cited patent is an “X” document.
c. 5.50 rad/s (clockwise) water
19. Traffic travels filtration
at 100 system
km/h around a using biochar for potable
d. 12.5 rad/s (clockwise) banked highway curve with a radius of water filtration system with ultraviolet disinfection AND
16. Two 2 kg blocks are linked as shown. 1000 m. What water filtration
banking angle system using sand for potable
is necessary feedback system for potable use
Assuming that the surfaces are such that friction will not be required to
frictionless, what is the velocity of block water treatment
resist the centrifugal force? system using ultraviolet disinfection andfiltration system using pebble for potable
water
B if block A is moving at a speed of 3 u. 1.4°
m/s? v. 2.8° water filtration system using gravel for potable
w. 4.5° biochar-based water filtration system with feedback system
water filtration system using biochar for potable
water filtration system with ultraviolet disinfectionbiochar-based
AND water filtration system with ultraviolet
feedback system for potable use disinfection and particulates water filtration system using sand for potable
water filtration system using pebble for potable DOCUMENTS CONSIDERED TO BE RELEVANT
water treatment system using ultraviolet disinfection and
water filtration system using gravel for potable Citation of Documents
[US5233523, System for Mailing and Collecting Items]
biochar-based
Note: Explain why the cited patent water
is an “X” document. filtration system with feedback system
water filtration system using biochar for potable
water filtration system with ultraviolet disinfectionbiochar-based
AND water filtration system with ultraviolet
a. 0 m/s water filtration system using sand for potable
feedback system for potable use disinfection and particulates
b. 1.30 m/s
c. 1.73 m/swater treatment system using ultraviolet disinfection waterandfiltration system using pebble for potable DOCUMENTS CONSIDERED TO BE RELEVANT
d. 5.20 m/s
17. An automobile travels on a perfectly water filtration system using gravel for potable Citation of Documents
biochar-based
horizontal, unbanked circularwater
trackfiltration
of system with feedback system [US5233523, System for Mailing and Collecting Items]
Note: Explain why the cited patent is an “X” document.
radius r. The coefficient of friction water filtration system using biochar for potable
between thebiochar-based water
tires and the track filtration
is 0.3. if system with ultraviolet
x. The center of gravity of a roller
the velocity disinfection
of the car is 10and
m/s,particulates
what is water filtration system using sand for potable coaster car is 0.5 m above the rails.
the smallest radius it may travel without
The rails are 1 m apart. What is the
skidding? DOCUMENTS CONSIDERED TO BE RELEVANT water treatment system using ultraviolet disinfection and maximum
a. 10 m
b. 34 m Citation of Documents
[US5233523, System for Mailing and Collecting Items] e. 2.25 rad/s (clockwise)
c. 50 m biochar-based
Note: Explain why the cited patent water filtration system with feedback system
is an “X” document. f. 3.25 rad/s (counterclockwise)
d. 68 m
g. 5.50 rad/s (clockwise)
18. If the car described in the previous
water filtration system with ultraviolet disinfectionbiochar-basedAND water filtration system with ultraviolet h. 12.5 rad/s (clockwise)
problem moves along asystem
feedback track that
forispotable use disinfection and particulates 20. Two 2 kg blocks are linked as shown.
banked 5°, what is the smallest radius it
Assuming that the surfaces are
can travel without skidding?
frictionless, what is the velocity of block such that friction will not be required to
B if block A is moving at a speed of 3 resist the centrifugal force?
m/s? y. 1.4°
z. 2.8°
aa. 4.5°
bb. 4.6°
b. The center of gravity of a roller
coaster car is 0.5 m above the rails.
The rails are 1 m apart. What is the
maximum speed that the car can
travel around the unbanked curve of
a radius 15 m without the inner
wheel losing contact with the top of
the rail?
e. 0 m/s
u. 8.58 m/s
f. 1.30 m/s
v. 12.1 m/s
g. 1.73 m/s
w. 17.2 m/s
h. 5.20 m/s
x. 24.2 m/s
21. An automobile travels on a perfectly
24. A 1530 kg car is towing a 300 kg trailer.
horizontal, unbanked circular track of
The coefficient of friction between all
radius r. The coefficient of friction
tires and the road is 0.80. How fast can
between the tires and the track is 0.3. if
the car and trailer travel around an
the velocity of the car is 10 m/s, what is
unbanked curve of a radius of 200 m
the smallest radius it may travel without
without either car or trailer skidding?
skidding?
u. 40 km/h
e. 10 m
v. 75.2 km/h
f. 34 m
w. 108 km/h
g. 50 m
x. 143 km/h
h. 68 m
22. If the car described in the previous
problem moves along a track that is
banked 5°, what is the smallest radius it
can travel without skidding?
e. 6 m
f. 18 m
g. 26 m
h. 47 m
23. Traffic travels at 100 km/h around a
banked highway curve with a radius of
1000 m. What banking angle is necessary
