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Ic Engines And Nuclear Power Plants

In a four stroke cycle, the minimum temperature inside the engine cylinder occurs at the

Question: In a four stroke cycle, the minimum temperature inside the engine cylinder occurs at the
[A].

beginning of suction stroke

[B].

end of suction stroke

[C].

beginning of exhaust stroke

[D].

end of exhaust stroke

Answer: Option A

Explanation:

No answer description available for this question.

In a four stroke cycle, the minimum temperature inside the engine cylinder occurs at the Read More »

Ic Engines And Nuclear Power Plants, Mechanical Engineering

In a four stroke cycle petrol engine, the expansion

Question: In a four stroke cycle petrol engine, the expansion
[A].

starts at top dead centre and ends at bottom dead centre

[B].

starts at 30° before top dead centre and ends at 50° before bottom dead centre

[C].

starts at 30° after top dead centre and ends at 50° after bottom dead centre

[D].

may start and end anywhere

Answer: Option B

Explanation:

No answer description available for this question.

In a four stroke cycle petrol engine, the expansion Read More »

Ic Engines And Nuclear Power Plants, Mechanical Engineering

In a four stroke cycle petrol engine, the charge is ignited at

Question: In a four stroke cycle petrol engine, the charge is ignited at
[A].

30° before top dead centre

[B].

30° after top dead centre

[C].

30° before bottom dead centre

[D].

30° after bottom dead centre

Answer: Option A

Explanation:

No answer description available for this question.

In a four stroke cycle petrol engine, the charge is ignited at Read More »

Ic Engines And Nuclear Power Plants, Mechanical Engineering

In a four stroke cycle petrol engine, , the compression

Question: In a four stroke cycle petrol engine, , the compression
[A].

starts at 40° after bottom dead centre and ends at 30° before top dead centre

[B].

starts at 40° before bottom dead centre and ends at 30° after bottom dead centre

[C].

starts at bottom dead centre and ends at top dead centre

[D].

may start and end anywhere

Answer: Option A

Explanation:

No answer description available for this question.

In a four stroke cycle petrol engine, , the compression Read More »

Ic Engines And Nuclear Power Plants, Mechanical Engineering

In a four stroke cycle petrol engine, the inlet valve

Question: In a four stroke cycle petrol engine, the inlet valve
[A].

opens at top dead centre and closes at bottom dead centre

[B].

opens at 20° before top dead centre and closes at 40° after bottom dead centre

[C].

opens at 20° after top dead centre and closes at 20° before bottom dead centre id) may open or close anywhere

Answer: Option B

Explanation:

No answer description available for this question.

In a four stroke cycle petrol engine, the inlet valve Read More »

Ic Engines And Nuclear Power Plants, Mechanical Engineering

In a four stroke cycle petrol engine, the pressure inside the engine cylinder during the suction stroke is __________ the atmospheric pressure.

Question: In a four stroke cycle petrol engine, the pressure inside the engine cylinder during the suction stroke is __________ the atmospheric pressure.
[A].

equal to

[B].

below

[C].

above

Answer: Option B

Explanation:

No answer description available for this question.

In a four stroke cycle petrol engine, the pressure inside the engine cylinder during the suction stroke is __________ the atmospheric pressure. Read More »

Ic Engines And Nuclear Power Plants, Mechanical Engineering

In a four stroke cycle engine, the sequence of operations is

Question: In a four stroke cycle engine, the sequence of operations is
[A].

suction, compression, expansion and exhaust

[B].

suction, expansion, compression and exhaust

[C].

expansion, compression, suction and exhaust

[D].

compression, expansion, suction and exhaust

Answer: Option A

Explanation:

No answer description available for this question.

In a four stroke cycle engine, the sequence of operations is Read More »

Ic Engines And Nuclear Power Plants, Mechanical Engineering

A two stroke cycle engine gives __________ mechanical efficiency than a four stroke cycle engine.

Question: A two stroke cycle engine gives __________ mechanical efficiency than a four stroke cycle engine.
[A].

higher

[B].

lower

Answer: Option A

Explanation:

No answer description available for this question.

A two stroke cycle engine gives __________ mechanical efficiency than a four stroke cycle engine. Read More »

Ic Engines And Nuclear Power Plants, Mechanical Engineering

A two stroke cycle engine occupies larger floor area than a four stroke cycle engine.

Question: A two stroke cycle engine occupies larger floor area than a four stroke cycle engine.
[A].

Yes

[B].

No

Answer: Option B

Explanation:

No answer description available for this question.

A two stroke cycle engine occupies larger floor area than a four stroke cycle engine. Read More »

Ic Engines And Nuclear Power Plants, Mechanical Engineering