Explore topic-wise MCQs in Ic Engine.

This section includes 17 Mcqs, each offering curated multiple-choice questions to sharpen your Ic Engine knowledge and support exam preparation. Choose a topic below to get started.

1.

If the engine is overcooled some of the heat which could be used to expand the gases will be lost.

A. True
B. False
Answer» B. False
2.

A hot-spot outside the combustion chamber may be sufficient to cause pre-ignition.

A. True
B. False
Answer» C.
3.

Inadequate lubrication of the engine, due to oil not being warm enough to flow freely, results in greater frictional losses.

A. True
B. False
Answer» B. False
4.

As the cool mixture is inducted into the engine cylinder the temperature rises rapidly.

A. True
B. False
Answer» C.
5.

At the end of the induction stroke the temperature is that of clearance gases.

A. True
B. False
Answer» C.
6.

Most of the heat is carried away by the cooling system while some are lost by direct radiation from the engine surfaces.

A. True
B. False
Answer» B. False
7.

The hot gases give part of their heat to ____________

A. cylinder liner
B. piston and piston rings
C. cylinder head
D. all of the mentioned
Answer» E.
8.

IF_THE_ENGINE_IS_OVERCOOLED_SOME_OF_THE_HEAT_WHICH_COULD_BE_USED_TO_EXPAND_THE_GASES_WILL_BE_LOST.?$

A. True
B. False
Answer» B. False
9.

A hot-spot outside the combustion chamber may be sufficient to cause pre-ignition?

A. True
B. False
Answer» C.
10.

Inadequate lubrication of the engine, due to oil not being warm enough to flow freely, results in greater frictional losses?

A. True
B. False
Answer» B. False
11.

During the expansion process the temperature ____________ and then drops very rapidly during the release process.

A. decreases
B. increases
C. remains same
D. none of the mentioned
Answer» B. increases
12.

During compression process the temperature ____________ and attains its maximum value at the end of combustion process.

A. decreases
B. increases
C. remains same
D. none of the mentioned
Answer» C. remains same
13.

As the cool mixture is inducted in the engine cylinder the temperature rises rapidly.

A. True
B. False
Answer» C.
14.

At the end of induction stroke the temperature is that of clearance gases.

A. True
B. False
Answer» C.
15.

Most of the heat is carried away by the cooling system while some is lost by direct radiation from the engine surfaces.

A. True
B. False
Answer» B. False
16.

The hot gases give part of their heat to

A. cylinder liner
B. piston and piston rings
C. cylinder head
D. all of the mentioned
Answer» E.
17.

The transfer of heat takes place due to difference in temperature and from higher temperature to lower temperature.

A. True
B. False
Answer» B. False