 
			 
			MCQOPTIONS
 Saved Bookmarks
				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 | |