DAPZOI
Home Ask MCQ Quiz Topics Login


Liquid Fuels MCQ Questions & Answers

Liquid Fuels MCQs : This section focuses on the "Liquid Fuels". These Multiple Choice Questions (MCQs) should be practiced to improve the Liquid Fuels skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

H2 burns with oxygen with a ________ flame.

A. yellow-orange
B. yellow-white
C. colorless
D. blue-yellow

View Answer

Question 2

Atlas, Delta and Thor rocket engines use __________ fuel along with liquid oxygen.

A. RP-1
B. RDX
C. HMX
D. H2O2

View Answer

Question 3

Petroleum fuels form ________ radiating flames.

A. blue-green
B. orange-red
C. yellow-white
D. orange-yellow

View Answer

Question 4

Which kind of liquid fuels are risky to store?

A. Flammable and volatile
B. Inflammable and volatile
C. Flammable and non-volatile
D. Inflammable and non-volatile

View Answer

Question 5

RP-1 specific gravity at 15°C is __________

A. 0.80
B. 0.75
C. 0.70
D. 0.65

View Answer

Question 6

Which of the following is not a hydrocarbon fuel?

A. Kerosene
B. Diesel
C. Turbojet fuel
D. Ethyl alcohol

View Answer

Question 7

Petroleum derivatives are mainly ___________ chemicals.

A. hydrocarbon
B. gasoline
C. alcoholic
D. aldehydic

View Answer

Question 8

Which of the following is not a liquid fuel?

A. Ammonia
B. Ethyl alcohol
C. Borohydrides
D. Hydrogen peroxide

View Answer

Question 9

RP-1 specific gravity at 15°C is __________

A. 0.8
B. 0.75
C. 0.7
D. 0.65

View Answer

Question 10

Methane is a __________ fuel.

A. cryogenic hydrocarbon
B. monopropellant
C. bipropellant
D. hypergolic hydrocarbon

View Answer

Question 11

Carbon deposits on the inside of cooling passage can lead to __________

A. decrease in heat transfer and decrease in wall temperature
B. increase in heat transfer and decrease in wall temperature
C. decrease in heat transfer and increase in wall temperature
D. increase in heat transfer and increase in wall temperature

View Answer

Question 12

Atlas, Delta and Thor rocket engines use __________ fuel along with liquid oxygen

A. RP-1
B. RDX
C. HMX
D. H2O2

View Answer