MCQOPTIONS
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MCQOPTIONS
This section includes 9 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. |
WHICH_OF_THE_FOLLOWING_ARE_COMPENSATING_DEVICES??$ |
| A. | back suction control mechanism |
| B. | auxiliary air valve |
| C. | auxiliary air port |
| D. | all of the mentioned |
| Answer» E. | |
| 2. |
Which of the following are compensating devices? |
| A. | air-bleed jet |
| B. | compensating jet |
| C. | emulsion tube |
| D. | all of the mentioned |
| Answer» E. | |
| 3. |
In back suction control mechanism, if the valve is closed, the float chamber pressure will ____________ the pressure at the venturi throat. |
| A. | equalize with |
| B. | increase |
| C. | decrease |
| D. | none of the mentioned |
| Answer» B. increase | |
| 4. |
Auxiliary ports are used for aircraft carburetors to compensate for the _____________ in density of air at high altitudes. |
| A. | increase |
| B. | stable |
| C. | loss |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 5. |
Back suction control mechanism, is employed in |
| A. | small carburetors |
| B. | medium carburetors |
| C. | large carburetors |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 6. |
The main metering jet is kept at a level of about _______________ below the fuel level in the float chamber. |
| A. | 25 mm |
| B. | 30 mm |
| C. | 35 mm |
| D. | 40 mm |
| Answer» B. 30 mm | |
| 7. |
The compensating well is supplied with fuel from the main float chamber through a |
| A. | nozzle |
| B. | restricting orifice |
| C. | injector |
| D. | none of the mentioned |
| Answer» C. injector | |
| 8. |
The principle of compensating jet device is to make the mixture |
| A. | leaner |
| B. | equal |
| C. | richer |
| D. | none of the mentioned |
| Answer» B. equal | |
| 9. |
On city roads one may be able to operate the vehicle between ________________ of the throttle only. |
| A. | 30 to 70% |
| B. | 40 to 80% |
| C. | 25 to 60% |
| D. | 25 to 50% |
| Answer» D. 25 to 50% | |