Utility Services
Multiple Choice Questions
Total Questions: 50
Question 1: What is the total storage capacity of Ammonia in MK ?
A. 10000 MT C. 5000 MT
B. 6000 MT D. 3000 MT
Question 2: What causes Scaling in Boiler Tubes?
A. Algae C. Sulphates and carbonates
B. Both A and B D. None of these
Question 3 : Weekly siren testing at MK is done on ?
A. Thursday C. Friday
B. Wednesday D. Monday
Question 4 : Sulphuric acid cannot be stored in tanks made of ?
A. Carbon steel C. HDPE/FRP
B. MSRL D. Aluminum
Question 5 : What is the emergency fire intercom number at MK ?
A. 200 C. 222
B. 212 D. 202
Question 6 : What is storage capacity of New Sulphuric Storage tank commissioned in 2021 ?
A. 5000 L C. 5000 KL
B. 5000 MT D. 5000 m3
Question 7 : What is TLV of ammonia ?
A. 10 ppm C. 50 ppm
B. 15 ppm D. 25 ppm
Question 8 : What is full form of MSRL ?
A. Mild Steel Resin Lining C. Mild Surface Rubber Lining
B. Mild steel Rubber Lining D. None of above
Question 9: What is full form of LTCS?
A. Low temp carbon steel C. Low temp catholic steel
B. Low temp cold steel D. None of above
Question 10 : 3M is used in which incident in MK?
A. PA leakage C. NG
B. Steam D. Ammonia Leakage
Question 11: SPG of concentrated Phosphoric Acid used in DAP is?
A. 0.5 C. 1.0
B. 1.6 D. 2.6
Question 12: Capacity of ammonia transfer pump at MK is?
A. 25m3/hr C. 25cm3/hr
B. 25MT/hr D. 25kg/hr
Question 13: What is the color of hot work permit?
A. Yellow C. White
B. Red D. Green
Question 14: In which direction one should run during Ammonia leakage?
A. Parallel C. Perpendicular
B. Opposite D. None
Question 15: Which gas is use to fill BA set?
A. Purified Air C. Oxygen gas
B. Nitrogen D. None
Question 16: What is the molecular weight of Sulphuric acid?
A. 96 C. 97
B. 98 D. 99
Question 17: Which types of Ammonia gas compressor are present in MK?
A. Non Lubricating C. Both A and B
B. Reciprocating D. Only B
Question 18: Which material is filled in Top vent breather of SA tank?
A. Alumina C. Oil
B. Activated Carbon D. Silica Gel
Question 19: Purpose of ADU is?
A. Remove Nitrogen C. Remove Moisture
B. Remove Dirt D. Both B and C
Question 20: Which gas helps to fire Pilot burners in Flare system?
A. LPG C. Oxygen
B. Argon D. Mix of A and C
Question 21: Which type of Tank is ammonia storage at SST?
A. Single integrated cup in tank C. integrated tank without cup
B. Double integrated cup in tanK D. None of these
Question 22: Ph of cooling tower can be controlled by following?
A. Ethanol Glycol C. Hypochlorite
B. Salt D. Sodium trip phosphate
Question 23: Leak test of ammonia can be done by ?
A. Methanol C. Ethylene glycol
B. Sodium Sulphite D. Phenolphthalein
Question 24: What is full form of PCL?
A. Process logic controller C. Product logic controller
B. Programmable logic controller D. None
Question 25: For industrial wiring following is used as safety measure?
A. OCB C. ELCB
B. ACB D. MCB
Question 26: Decibel is the unit to measure?
A. Light C. Sound
B. Frequency D. None
Question 27: Ammonia is stored in storage tank at following normal conditions?
A. 0 deg cel. And 400 mmwc C. -33 deg cel.. and vacuum
B. -33 deg cel and 400 mmwc D. 33 deg cel and 400 mmwc
Question 28 : Full form of FLS system is ?
A. Forced Line system C. Forced Lubricating system
B. Free lubricating system D. Foam lubricating system
Question 29 : Which of Following is used in cold insulation ?
A. Steel wool C. Glass wool
B. PUF D. FRP
Question 30: Color code of PA tank is?
A. Violet C. Green
B. White D. Sky blue
Question 31: What is mass of substance whose density is 4kg/m3 and volume is 2m3.
A. 2 kg C. 4 kg
B. 6 kg D. 8 kg
Question 32:EG is used in
A. Ammonia Pump seal C. PA pump seal
B. SA pump seal D .All of above
Question 33: What is color of helmet of safety officer?
A. White C. Yellow
B. Red D. Green
Question 34: How many PSV are present on ammonia tank top in mk?
A. 1 C.2
B. 3 D. 4
Question 35 : Which communication mode should be used for communication from MK to SST during
emergency ?
A. Mobile Phone C . Hot line
B. Wireless D. Both B and C
Question 36 : CSEP full form is :
A. Closed Space exit permit C . confined space entry permit
B. Closed Space entry permit D. Both B and C
Question 37 How many DG set Utility services have (MK and SST ) :
A. 1 C.2
B. 3 D. 4
Question 38 : Which of following vessel is not part of Refrigeration cycle :
A. Flash vessel C . Air vessel
B. Saturator D. Compressor
Question 39 : Capacity of Ammonia Rail Wagon Tanker is :
A. 10 MT C . 32 MT
B. 50 MT D. 52 MT
Question 40 : Pressure in fire line is maintained by :
A. Raw water pump C . Cooling water pump
B. Jockey water pump D. None
Question 41 : SAND filter is used in
A. SA tank area C . Cooling tower
B. PA tank area D. DG set
Question 42 : 1m3 is equal to
A. 10 liters C . 100 liters
B. 1000 liters D . 1 litre
Question 43 : Density is measured in
A. Litre/m3 C . m3/litre
B. Litre/gm D .gm/litre
Question 44 : Which is not unit of temperature
A. Celsius C . Kelvin
B. Joule D .Fahrenheit
Question 45 : Loading station of which one of following is not present in MK U&S :
A. Ammonia C . Phosphoric acid
B. Sulphuric acid D .None
Question 46 : Which of following chemical are unloaded at U/S via marine tanker only :
A. Ammonia C . Phosphoric acid
B. Sulphuric acid D .A and C both
Question 47: Which of following utility not provided by U&S dept. to DAP
A. Ammonia C. Air
B. PA D .Nitrogen
Question 48 : World Environment Day is celebrated on :
A. 5th March C . 5th June
B. 5th July D .5th May
Question 49 : Water is received in Raw water pond from :
A. Narmada C. Borewell
B. Railway siding D .All
Question 50 : What is maximum operating pressure of Boiler :
A. 14 kg/cm2 C . 11 kg/cm2
B. 12kg/cm2 D. 13 kg/cm2
Question Answer Question Answer
1 D 26 C
2 C 27 B
3 D 28 C
4 D 29 B
5 C 30 D
6 B 31 D
7 D 32 A
8 B 33 D
9 A 34 C
10 D 35 D
11 B 36 C
12 B 37 D
13 B 38 C
14 C 39 C
15 A 40 B
16 B 41 C
17 C 42 B
18 D 43 D
19 D 44 B
20 D 45 B
21 B 46 D
22 C 47 D
23 D 48 C
24 B 49 D
25 C 50 A
