Explore topic-wise MCQs in Rocket Propulsion.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Rocket Propulsion knowledge and support exam preparation. Choose a topic below to get started.

1.

UDMH stands for _________

A. Unsymmetrical Dimethyl Hydrazine
B. Unsaturated Dimethyl Hydrazine
C. Unsymmetrical Diethyl Hydrazine
D. Unsaturated Diethyl Hydrazine
Answer» B. Unsaturated Dimethyl Hydrazine
Discussion
2.

Standard commercial hydrazine has less than ________% aniline.

A. 0.5
B. 1.0
C. 0.8
D. 0.6
Answer» C. 0.8
Discussion
3.

Hydroxylammonium nitrate has a specific impulse of ___________

A. 300-365s
B. 10-65s
C. 200-265s
D. 100-165s
Answer» E.
Discussion
4.

Ammonia decomposition into nitrogen and hydrogen gases is an _________ reaction.

A. Endothermic
B. Exothermic
C. Endergonic
D. Exergonic
Answer» B. Exothermic
Discussion
5.

The catalytic decomposition of hydrazine is an __________ reaction.

A. endothermic
B. exothermic
C. endergonic
D. exergonic
Answer» C. endergonic
Discussion
6.

In catalytic decomposition of hydrazine, it decomposes into ________ and _______

A. ammonia; nitrogen
B. hydrogen; nitrogen
C. ammonium; nitrogen
D. ammonia; hydrogen
Answer» B. hydrogen; nitrogen
Discussion
7.

Iron, nickel and cobalt can decompose hydrazine at ________ temperature.

A. 273 K
B. 289 K
C. 400 K
D. 450 K
Answer» E.
Discussion
8.

___________ is an excellent catalyst for hydrazine at room temperature.

A. Zeolite
B. Iridium
C. Antimony trioxide
D. Cobalt
Answer» C. Antimony trioxide
Discussion
9.

___________ is not a method of monopropellant ignition.

A. Flame heat
B. Electrical
C. Catalytic material
D. Pulverization
Answer» E.
Discussion
10.

Which of the following is a monopropellant?

A. H2
B. Diluted H2O2
C. Hydrazine
D. Monomethyl hydrazine
Answer» D. Monomethyl hydrazine
Discussion