MCQOPTIONS
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MCQOPTIONS
This section includes 10 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. |
THE_BRAKE_POWER_IS_THE_POWER_AVAILABLE?$ |
| A. | in the engine cylinder |
| B. | at the crank shaft |
| C. | at the crank pin |
| D. | none of the mentioned |
| Answer» C. at the crank pin | |
| 2. |
The_frictional_power_(F.P)_is_given_by$ |
| A. | F.P. = B.P.-I.P. |
| B. | F.P. = I.P.-B.P. |
| C. | F.P. = B.P./I.P. |
| D. | F.P. = I.P./B.P. |
| Answer» C. F.P. = B.P./I.P. | |
| 3. |
Transmission dynamo meters are also known a? |
| A. | rope brake |
| B. | hydraulic brake |
| C. | torque meters |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 4. |
Types of absorption dynamo meters are |
| A. | prony brake |
| B. | rope brake |
| C. | hydraulic brake |
| D. | all of the mentioned |
| Answer» E. | |
| 5. |
The brake output per unit of piston displacement is defined as brake power. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
A single cylinder, four stroke cycle oil engine is fitted with a rope brake. The diameter of the brake wheel is 600 mm and the rope diameter is 26 mm. The dead load on the brake is 200 N and the spring balance reads 30 N. If the engine runs at 450 r.p.m., what will be the brake power of the engine? |
| A. | 2 kW |
| B. | 2.5 kW |
| C. | 3 kW |
| D. | 3.5 kW |
| Answer» C. 3 kW | |
| 7. |
A 4-cylinder four stroke petrol engine develops 14.7 KW at 1000 r.p.m. The mean effective pressure is 5.5 bar. Calculate the bore and stroke of the engine, if the length of stroke is 1.5 times the bore. |
| A. | 87.9 mm and 131.8 mm |
| B. | 90 mm and 134 mm |
| C. | 97.4 mm and 138 mm |
| D. | none of the mentioned |
| Answer» B. 90 mm and 134 mm | |
| 8. |
The hypothetical pressure which is thought to be acting on the piston throughout the power stroke is called |
| A. | brake power |
| B. | indicated power |
| C. | mean effective pressure |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 9. |
The power developed by an engine at the output shaft is called |
| A. | brake power |
| B. | indicated power |
| C. | mean effective pressure |
| D. | none of the mentioned |
| Answer» B. indicated power | |
| 10. |
The total power developed by combustion of fuel in the combustion chamber is called |
| A. | brake power |
| B. | indicated power |
| C. | mean effective pressure |
| D. | none of the mentioned |
| Answer» C. mean effective pressure | |