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Mechanical Engineering - IC Engines and Nuclear Power Plants

Exercise : IC Engines and Nuclear Power Plants - Section 4
36.
In petrol engines, using a fixed octane rating fuel, the increase in compression ratio will not effect the knocking tendency.
Agree
Disagree
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Supercharging is the process of supplying the intake air to the engine cylinder at a density __________ the density of the surrounding atmosphere.
equal to
less than
greater than
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
The method of determination of indicated power of a multi cylinder spark ignition engine is by the use of
Morse test
prony brake test
motoring test
heat balance test
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
In a four stroke cycle petrol engine, , the compression
starts at 40° after bottom dead centre and ends at 30° before top dead centre
starts at 40° before bottom dead centre and ends at 30° after bottom dead centre
starts at bottom dead centre and ends at top dead centre
may start and end anywhere
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Reflector in nuclear power plants is used to reflect neutrons back into the active core.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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