250+ TOP MCQs on Applications of IC Engines and Answers

Automobile Engineering Interview Questions and Answers for Experienced people on “Applications of IC Engines”.

1. A 150 c.c. two-stroke petrol engine running at 5000 rpm can develop a maximum brake power of _________
a) 15 kW
b) 10 kW
c) 5 kW
d) 1 kW
Answer: c
Clarification: These type of engines can develop a maximum brake power of 5 kW.

2. In Wankel engines, how many power strokes occur per rotor revolution?
a) 1
b) 2
c) 3
d) 4
Answer: c
Clarification: Wankel is a type of IC engine which has an eccentric rotor design. For one rotor revolution, there are three power strokes in a Wankel engine. This engine converts pressure into rotating motion.

3. Diesel engine is not employed in which of the following?
a) Pumping sets
b) Air compressors
c) Tractors
d) Motorcycles
Answer: d
Clarification: Diesel engines are not used in motorcycles.

4. Which of the following is not an arrangement of ic engine cylinders?
a) Radial
b) Circular
c) V type engine
d) Opposed cylinder engine
Answer: b
Clarification: Circular arrangement is not used for ic engine cylinders.

5. Which of these is a cylinder head type of an ic engine?
a) X head
b) U head
c) F head
d) C head
Answer: c
Clarification: F type head is a type of an ic engine cylinder head. It can be described as a combination of I-type and L-type head. F-type cylinder heads have an intake manifold and its valves on top of the cylinder.

6. Which of these is not a cylinder head type of an ic engine?
a) L head
b) I head
c) T head
d) X head
Answer: d
Clarification: X head type engines are not in use. The mail cylinder heads used are L-type, I-type, T-type, F-type.

7. What is the disadvantage of using diesel engine in comparison to petrol engine?
a) Higher weight-to-power ratio
b) Higher maintenance cost
c) Greater starting difficulties
d) All of the mentioned
Answer: d
Clarification: All the given are the disadvantages of using a diesel engine over petrol engine.

8. Engines used in tractors are ______
a) Single cylinder engines
b) Two cylinder engines
c) Four cylinder engines
d) Six cylinder engines
Answer: b
Clarification: Two cylinder engine is used in tractors.

9. Engines used in Ashok Leyland Comet trucks are ________
a) Single cylinder engines
b) Two cylinder engines
c) Four cylinder engines
d) Six cylinder engines
Answer: d
Clarification: Ashok Leyland Comet trucks use six cylinder engines.

10. W-type arrangement in twelve and sixteen cylinder engines has ______
a) One row of cylinders
b) Two rows of cylinders
c) Three rows of cylinders
d) Four rows of cylinders
Answer: c
Clarification: W type arrangement has three rows of cylinders.

11. The angle between two cylinders in a two cylinder V-type engine is usually
a) 15 degrees
b) 45 degrees
c) 60 degrees
d) 90 degrees
Answer: c
Clarification: V-type engines have two cylinder banks which make 60 degree angle to each other. It has a number of piston same as the number of cylinders in each bank and they are connected to the same crankshaft.

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