MCQOPTIONS
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MCQOPTIONS
This section includes 7 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. |
FUEL_OIL_CONSUMPTION_GUARANTEES_FOR_I.C._ENGINE_ARE_USUALLY_BASED_ON?$ |
| A. | low heat value of oil |
| B. | high heat value of oil |
| C. | net calorific value of oil |
| D. | calorific value of fuel |
| Answer» C. net calorific value of oil | |
| 2. |
The_thermal_efficiency_of_a_diesel_cycle_having_fixed_compression_ratio,_with_increase_in_cut-off_ratio_will$ |
| A. | increase |
| B. | decrease |
| C. | be independent |
| D. | none of the mentioned |
| Answer» C. be independent | |
| 3. |
An engine indicator is used to determine the followin? |
| A. | speed |
| B. | temperature |
| C. | volume of cylinder |
| D. | m.e.p and I.H.P |
| Answer» E. | |
| 4. |
If the intake air temperature of I.C. engine increases its efficiency will |
| A. | increase |
| B. | decrease |
| C. | remain same |
| D. | none of the mentioned |
| Answer» C. remain same | |
| 5. |
Indicated power of a 4-stroke engine is equal to |
| A. | pLAN |
| B. | 2pLAN |
| C. | pLAN/2 |
| D. | 4pLAN |
| Answer» D. 4pLAN | |
| 6. |
The air standard efficiency of an otto cycle compared to diesel cycle for the given compression ratio is |
| A. | same |
| B. | less |
| C. | more |
| D. | more or less depending on power rating |
| Answer» D. more or less depending on power rating | |
| 7. |
Compression ratio of I.C. engine is |
| A. | the ratio of volumes of air in cylinder before compression stroke and after compression stroke. |
| B. | volume displaced by piston per stroke and clearance volume in cylinder. |
| C. | ratio of pressure after compression and before compression. |
| D. | swept volume/cylinder volume. |
| Answer» B. volume displaced by piston per stroke and clearance volume in cylinder. | |