250+ TOP MCQs on Types of Carburetors – 1 and Answers

IC Engines Multiple Choice Questions on “Types Of Carburetors – 1”.

1. Carburetors are categorized depending upon ___________
a) direction of flow of air
b) direction of flow of fuel
c) direction of flow of air-fuel
d) none of the mentioned
Answer: a
Clarification: Generally, carburetors are categorized depending upon the direction of flow of air and not on fuel flow.

2. In updraught type carburetors, air enters at the ___________
a) center
b) top
c) bottom
d) none of the mentioned
Answer: c
Clarification: Generally, in updraught type carburetors, air enters at the bottom and leaves at the top.

3. In updraught type carburetors, air leaves at the ___________
a) center
b) top
c) bottom
d) none of the mentioned
Answer: b
Clarification: Generally, in updraught type carburetors, air leaves at the top and enters at the bottom.

4. In the constant choke carburetor, the air and fuel flow areas are always maintained to be ___________
a) constant
b) variable
c) linear
d) none of the mentioned
Answer: a
Clarification: Generally, in the constant choke carburetor, the air and fuel flow areas are always maintained to be constant.

5. In the constant choke carburetor, the pressure difference that causes flow of fuel and air is kept ___________
a) constant
b) variable
c) linear
d) none of the mentioned
Answer: b
Clarification: None.

6. Solex and Zenith carburetors are ___________
a) constant choke carburetors
b) constant vacuum carburetors
c) multiple venturi carburetors
d) multi jet carburetors
Answer: a
Clarification: None.

7. The constant vacuum carburetor is also known as ___________
a) constant choke carburetor
b) variable choke carburetor
c) multiple venturi carburetor
d) multi jet carburetor
Answer: b
Clarification: None.

8. In constant vacuum carburetor, air and fuel flow areas are maintained at a ____________ rate as per the demand on the engine.
a) constant
b) variable
c) linear
d) none of the mentioned
Answer: b
Clarification: None.

9. In constant vacuum carburetor, the vacuum is maintained at a ___________ rate.
a) constant
b) variable
c) linear
d) none of the mentioned
Answer: a
Clarification: In constant vacuum carburetor, the vacuum is maintained at a constant rate while air and fuel are maintained at a variable rate.

10. S.U and Carter carburetors are ___________
a) constant choke carburetors
b) constant vacuum carburetors
c) multiple venturi carburetors
d) multi jet carburetors
Answer: b
Clarification: None.