Explore topic-wise MCQs in Ic Engine.

This section includes 10 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.

IN_SHORT_CIRCUITING_PROCESS,_THE_FRESH_CHARGE_COMING_FROM_THE_SCAVENGE_MANIFOLD_DIRECTLY_GOES_OUT_OF_THE_EXHAUST_PORTS_WITHOUT_REMOVING_COMBUSTION_PRODUCTS.?$

A. True
B. False
Answer» B. False
2.

THE_THEORETICAL_SCAVENGING_PROCESSES_ARE?$

A. perfect scavenging
B. perfect mixing
C. short circuiting
D. all of the mentioned
Answer» E.
3.

Scavenging period is the time period taken for crank angle?

A. True
B. False
Answer» C.
4.

Scavenging angle is the crank angle during which both inlet and exhaust port are open.

A. True
B. False
Answer» B. False
5.

Inadequate scavenging leads to contamination of lubricating oil to a greater extent which reduces the lubricating qualities and eventually results in increased wear of piston and cylinder liners.

A. True
B. False
Answer» B. False
6.

Inadequate scavenging leads to low amount of oxygen availability which results in incomplete combustion leading to higher specific fuel combustion.

A. True
B. False
Answer» B. False
7.

Inadequate scavenging leads to high mean indicated pressure which results in high weight and high cost per kW for the engine.

A. True
B. False
Answer» C.
8.

The efficiency of a two stroke engine does not depends on the effectiveness of the scavenging process.

A. True
B. False
Answer» C.
9.

Scavenging process is the replacement of combustion products in the cylinder from previous power stroke with fresh air charge to be burned in the next cycle.

A. True
B. False
Answer» B. False
10.

The process of clearing the cylinder after the expansion stroke is called scavenging process.

A. True
B. False
Answer» B. False