I.C Engines Online Quiz


1. In qualitative governing, the quantity of fuel is varied to suit the load on the engine and the total charge of air is altered.
Correct
Incorrect

2. The relative efficiency of an I.C. engine is the ratio of the indicated thermal efficiency to the air standard efficiency.
Correct
Incorrect

3. In hit and miss governing, the fuel supply is cut-off completely during one or more number of cycles.
Yes
No

4. Lubrication in I.C. engines dissipates the heat generated from the moving parts due to friction.
True
False

5. For the same maximum pressure and heat input, the exhaust temperature of petrol engine is ________ than that of diesel engine.
Less
More

6. The petrol engines are also known as ________ engines.
Compression ignition
Spark ignition

7. In a petrol engine, the charge is ignited with the help of a spark plug.
Yes
No

8. A two stroke cycle engine occupies larger floor area than a four stroke cycle engine.
Yes
No

9. The indicated mean effective pressure of an engine is obtained from the indicator diagram drawn with the help of an engine indicator.
True
False

10. The reflectivity of a reflector is defined as the fraction of neutrons entering the reflector which are returned to the core.
Agree
Disagree

11. The mean effective pressure of a diesel engine having fixed compression ratio will _________ if cut off ratio decreases.
Increase
Decrease

12. The sparking in a petrol engine increases pressure and temperature of the products of combustion, but the volume remains constant.
Yes
No

13. In a two stroke engine, the working cycle is completed in two revolutions of the crankshaft.
Correct
Incorrect

14. The indicated power for multi-cylinder engine will be same as that of a single cylinder engine.
True
False

15. The engines in which the combustion of fuel takes place inside the engine cylinder are called internal combustion engines.
True
False

16. A fuel will detonate less if it has higher self ignition temperature.
True
False

17. The injection of fuel by external source is not required in case of engines working on Otto cycle.
Yes
No

18. The running cost of a petrol engine is ________ than that of a diesel engine.
Higher
Lower

19. A reactor capable of converting a fertile material into fissile isotopes is called regenerative reactor.
Yes
No

20. The size of a reactor at which the chain reaction can be initiated (i.e. when system becomes critical) with just enough fissionable material (called critical mass of fuel) is known as critical size of reactor.
Correct
Incorrect

     Score =

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