IC Engine Practice Test 3

1. For high power condition in automotive engines, the air-fuel mixture must be ___________

2. A decrease in the density of air ______________ the value of air-fuel ratio.

3. For idling condition in automotive engines, the air-fuel mixture must be ______________

4. A soles carburetor has ___________

5. Auxiliary ports are used for aircraft carburetors to compensate for the _____________ in density of air at high altitudes.

6. Which of the following is the anti-knock for compression ignition engines?

7. The volumetric efficiency of a dual carburetor is ________________ in a single barrel carburetor.

8. In carburetors, the top of the fuel jet with reference to the level in the float chamber is kept at ____________

9. What are the important requirements of automobile carburetors?

10. In updraught type carburetors, air enters at the ___________