Explore topic-wise MCQs in Ic Engine.

This section includes 8 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.

The ________________ type of mixture control system, allows additional air to enter the carburetor between the main discharge nozzle and the throttle valve.

A. back suction
B. needle
C. air port
D. none of the mentioned
Answer» D. none of the mentioned
2.

The _________________ type of mixture control system, restricts the flow of fuel through the metering system.

A. back suction
B. needle
C. air port
D. none of the mentioned
Answer» C. air port
3.

The __________________ type of mixture control system, reduces the effective suction on the metering system.

A. back suction
B. needle
C. air port
D. none of the mentioned
Answer» B. needle
4.

At higher altitude, power is _____________

A. increased
B. reduced
C. remains same
D. none of the mentioned
Answer» C. remains same
5.

At higher altitude, the vehicles result in _____________

A. hydrocarbon emission
B. carbon monoxide emission
C. hydrocarbon & carbon monoxide emission
D. none of the mentioned
Answer» D. none of the mentioned
6.

If the vehicle is operated at an altitude higher than calibration altitude ____________ mixture is obtained.

A. lean
B. rich
C. chemically equal
D. none of the mentioned
Answer» C. chemically equal
7.

At lower altitude, the vehicles result in _____________

A. hydrocarbon emission
B. carbon monoxide emission
C. poor drivability
D. none of the mentioned
Answer» D. none of the mentioned
8.

If the vehicle is operated at an altitude lower than calibration altitude __________________ mixture is obtained.

A. lean
B. rich
C. chemically equal
D. none of the mentioned
Answer» B. rich