MCQOPTIONS
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MCQOPTIONS
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. |
In common rail fuel injection system, injection pressure is dependent of engine speed? |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
In order to meet the operating conditions, the injection valve is kept open for a longer time by ECU. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
In the four cylinder engine, the ECU calculates the appropriate injection timing for each cylinder and the air fuel mixture is made available at each suction stroke. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
At the beginning of the compression stroke, intake valve opens and the air fuel mixture is sucked into the cylinder during the suction stroke. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
Just before the piston reaches TDC during exhaust stroke, injection of the fuel takes place into the inlet manifold of the cylinder at about 60º crankangle before TDC.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
In _____________ cylinder, the piston moves up from BDC to TDC during the exhaust stroke. |
| A. | one |
| B. | two |
| C. | three |
| D. | four |
| Answer» B. two | |
| 7. |
The timing at which the injection of the fuel takes place inside the inlet manifold is called _____________ timing. |
| A. | injection |
| B. | suction |
| C. | combustion |
| D. | none of the mentioned |
| Answer» B. suction | |
| 8. |
The fuel is injected into the inlet manifold of each cylinder at _____________ timing. |
| A. | same |
| B. | different |
| C. | unpredictable |
| D. | none of the mentioned |
| Answer» C. unpredictable | |