Explore topic-wise MCQs in Automobile Engineering.

This section includes 10 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.

In multiple venturi carburetors, the main jet discharges the fuel in a downward direction into the primary venturi against the upward air stream.

A. True
B. False
Answer» C.
Discussion
2.

Which type of carburetor the Solex is?

A. Constant choke carburetor
B. Constant vacuum carburetor
C. Multiple venturi carburetors
D. Multijet carburetor
Answer» B. Constant vacuum carburetor
Discussion
3.

Which of the following is not the part of a carburetor?

A. Float chamber
B. Choke and throttle
C. Fuel strainer
D. Auxiliary valve
Answer» E.
Discussion
4.

The principle of compensating jet device is to make the mixture leaner as the throttle opens progressively.

A. True
B. False
Answer» B. False
Discussion
5.

A four-stroke gasoline engine of 1.9-liter capacity is to develop maximum power at 6000 revolutions per minute. The volumetric efficiency is 80%. What is the actual volume of air sucked per second?

A. 0.053 m3/s
B. 0.076 m3/s
C. 0.046 m3/s
D. 0.089 m3/s
Answer» C. 0.046 m3/s
Discussion
6.

Which type of carburetor is a constant vacuum carburetor?

A. Zenith
B. Solex
C. S. U.
D. Carter
Answer» D. Carter
Discussion
7.

To burn 1 kg of octane completely, how much amount of air is required?

A. 14.12 kg
B. 15.12 kg
C. 16.12 kg
D. 10.12 kg
Answer» C. 16.12 kg
Discussion
8.

When does the simple carburetor supplies rich mixture?

A. Idling
B. Cruising
C. Accelerating
D. Starting
Answer» D. Starting
Discussion
9.

What is the purpose of the venturi in the carburetor?

A. To decrease the fuel flow
B. To increase the manifold vacuum
C. To increase the air velocity
D. To decrease the air velocity
Answer» E.
Discussion
10.

What is the stoichiometric air-fuel ratio of diesel?

A. 50: 1
B. 14.7: 1
C. 25: 1
D. 14.5: 1
Answer» E.
Discussion