MCQOPTIONS
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This section includes 13 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. |
Scavenging process consists of __________ |
| A. | pre-blowdown stages |
| B. | blowdown |
| C. | scavenging |
| D. | all of the mentioned |
| Answer» E. | |
| 2. |
Crankcase scavenging arrangement is very economical and inefficient in operation. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
Scavenging systems, based on charge flow are classifies as __________ |
| A. | uniflow |
| B. | loop or reverse scavenging |
| C. | cross scavenging |
| D. | all of the mentioned |
| Answer» E. | |
| 4. |
SCAVENGING_PROCESS_CONSISTS_OF?$ |
| A. | pre-blowdown stages |
| B. | blowdown |
| C. | scavenging |
| D. | all of the mentioned |
| Answer» E. | |
| 5. |
Crankcase scavenging arrangement is very economical and inefficient in operation? |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
In __________ scavenging system the inlet and exhaust ports are located on opposite sides of the cylinder. |
| A. | loop |
| B. | uniflow |
| C. | cross |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 7. |
In __________ scavenging, the fresh air first sweeps across the piston top, moves up and then down finally out through the exhaust. |
| A. | loop |
| B. | uniflow |
| C. | cross |
| D. | none of the mentioned |
| Answer» B. uniflow | |
| 8. |
__________ scavenging system has the highest efficiency. |
| A. | Loop or reverse |
| B. | Uniflow |
| C. | Cross |
| D. | None of the mentioned |
| Answer» C. Cross | |
| 9. |
Pressure loss co-efficient is defined as the ratio between the main upstream and downstream pressures during the scavenging period. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
Scavenging systems, based on charge flow are classifies as |
| A. | uniflow |
| B. | loop or reverse scavenging |
| C. | cross scavenging |
| D. | all of the mentioned |
| Answer» E. | |
| 11. |
Centrifugal blower is employed for large and high output engines. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
Centrifugal blower is used for small and medium engines. |
| A. | True |
| B. | False |
| Answer» C. | |
| 13. |
Piston type pump is used for low speed and single or two cylinder engines. |
| A. | True |
| B. | False |
| Answer» B. False | |