MCQOPTIONS
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MCQOPTIONS
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. |
__________ technique uses wear particles analysis using lubricating oil for predicting the impeding failures of machine components. |
| A. | Waveform analysis |
| B. | Ferrography |
| C. | Envelope analysis |
| D. | Spectrography |
| Answer» C. Envelope analysis | |
| 2. |
At regular intervals check the engine oil level. While checking the oil levels the gauge shows low. How it can be rectified? |
| A. | Leave the oil |
| B. | Change the oil |
| C. | Top up oil |
| D. | Drain the oil |
| Answer» D. Drain the oil | |
| 3. |
lubricating oil pump circulates oil to lubricate the engine parts. The purpose of an oil hole in the connecting rod is to |
| A. | Spit out excess oil |
| B. | Lubricate piston pin bearing |
| C. | lubricate main bearings |
| D. | lubricate the cylinder walls |
| Answer» C. lubricate main bearings | |
| 4. |
Control of maximum oil pressure in the lubrication system is affected by |
| A. | Oil filter |
| B. | Pressure switch |
| C. | Pressure relief valve |
| D. | Pump motor |
| Answer» D. Pump motor | |
| 5. |
IN_FULL_PRESSURE_SYSTEM,_OIL_FROM_OIL_SUMP_IS_PUMPED_UNDER_PRESSURE_TO_THE_VARIOUS_PARTS_REQUIRING_LUBRICATION.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Full_pressure_sump_lubrication_system_is_generally_adopted_for_high_capacity_engines.$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
Semi pressure system does not enables higher bearing loads and engine speeds to be employed as compared to splash system? |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
Semi pressure system is a combination of splash and pressure systems. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Splash system is suitable for high and medium speed engines having moderate bearing load pressures. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
Wet sump lubrication system employ a large capacity oil sump at the base of crank chamber, from which the oil is drawn by a low pressure oil pump and delivered to various parts. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
The various types of greases used for lubrication are |
| A. | calcium soap greases |
| B. | sodium soap greases |
| C. | aluminium soap greases |
| D. | all of the mentioned |
| Answer» E. | |
| 12. |
Greases perform better than oils under conditions requiring |
| A. | high bearing loads and shock loads |
| B. | slow journal speed |
| C. | temperature extremes |
| D. | all of the mentioned |
| Answer» E. | |
| 13. |
Lubricating grease is a solid to semi-solid dispersion of a thickening agent in liquid lubricant. |
| A. | True |
| B. | False |
| Answer» B. False | |