Explore topic-wise MCQs in Automobile Engineering.

This section includes 19 Mcqs, each offering curated multiple-choice questions to sharpen your Automobile Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

One ‘ton of refrigeration’ equals how much Btu/hr.

A. 14,500 Btu/hr
B. 12,000 Btu/hr
C. 13,000 Btu/hr
D. 15,000 Btu/hr
Answer» C. 13,000 Btu/hr
Discussion
2.

The efficiency of a combined cycle gas turbine(steam cooled) can range as high as ________

A. 20%
B. 30%
C. 40%
D. can range as high as ________a) 20%b) 30%c) 40%d) 60%
Answer» E.
Discussion
3.

Thermal power plants operate on which of these cycles?

A. Otto cycle
B. Rankine cycle
C. Carnot cycle
D. Stirling cycle
Answer» C. Carnot cycle
Discussion
4.

A gas undergoes isothermal compression in Carnot cycle. Which step does it undergo?

A. 1st
B. 2nd
C. 3rd
D. 4th
Answer» D. 4th
Discussion
5.

A gas undergoes step 4 in Carnot cycle. Which of these processes describes the 2nd step?

A. Isentropic expansion
B. Isentropic compression
C. Isothermal expansion
D. Isothermal compression
Answer» C. Isothermal expansion
Discussion
6.

A gas undergoes step 2 in Carnot cycle. Which of these processes describes the 2nd step?

A. Isentropic expansion
B. Isentropic compression
C. Isothermal expansion
D. Isothermal compression
Answer» B. Isentropic compression
Discussion
7.

Which of these is a type of reciprocating steam engine?

A. Simple
B. Compound
C. Uniflow
D. All of the mentioned
Answer» E.
Discussion
8.

Which of these is a power absorbing heat engine?

A. Steam engine
B. Petrol engine
C. Air compressor
D. None of the mentioned
Answer» D. None of the mentioned
Discussion
9.

A steam engine comes under the category of ________

A. External combustion engines
B. Internal combustion engines
C. All of the mentioned
D. None of the mentioned
Answer» B. Internal combustion engines
Discussion
10.

A heat engine converts heat energy from fuel combustion or any other source into which type of work?

A. Electrical work
B. Mechanical work
C. Pressure work
D. None of the mentioned
Answer» C. Pressure work
Discussion
11.

THE_EFFICIENCY_OF_A_COMBINED_CYCLE_GAS_TURBINE(STEAM_COOLED)_CAN_RANGE_AS_HIGH_AS?$

A. 20%
B. 30%
C. 40%
D. 60%
Answer» E.
Discussion
12.

One_‘ton_of_refrigeration’_equals_how_much_Btu/hr.$#

A. 14,500 Btu/hr
B. 12,000 Btu/hr
C. 13,000 Btu/hr
D. 15,000 Btu/hr
Answer» C. 13,000 Btu/hr
Discussion
13.

Thermal power plants operate on which of these cycle?

A. Otto cycle
B. Rankine cycle
C. Carnot cycle
D. Stirling cycle
Answer» C. Carnot cycle
Discussion
14.

A gas undergoes isothermal compression in Carnot cycle. Which step does it undergo

A. 1st
B. 2nd
C. 3rd
D. 4th
Answer» D. 4th
Discussion
15.

A gas undergoes step 2 in Carnot cycle. Which of these processes describes the 2nd step

A. Isentropic expansion
B. Isentropic compression
C. Isothermal expansion
D. Isothermal compression
Answer» B. Isentropic compression
Discussion
16.

Which of these is a type of reciprocating steam engine

A. Simple
B. Compound
C. Uniflow
D. All of the mentioned
Answer» E.
Discussion
17.

Which of these is a power absorbing heat engine

A. Steam engine
B. Petrol engine
C. Air compressor
D. None of the mentioned
Answer» D. None of the mentioned
Discussion
18.

A steam engine comes under the category of
A. External combustion engines
B. Internal combustion engines
C. All of the mentioned
D. None of the mentioned
Answer» B. Internal combustion engines
Discussion
19.

A heat engine converts heat energy from fuel combustion or any other source into which type of work

A. Electrical work
B. Mechanical work
C. Pressure work
D. None of the mentioned
Answer» C. Pressure work
Discussion