Automobile Engineering | Mechanical Engineering

In an engine, the temperature of the piston will be more at the

Byadmin September 14, 2022

Question: In an engine, the temperature of the piston will be more at the
[A].

crown of the piston

[B].

skirt of the piston

[C].

piston walls

[D].

piston rings

Answer: Option A

Explanation:

No answer description available for this question.

Hydraulics and Fluid Mechanics | Mechanical Engineering

If a pitot tube is placed with its nose upstream, downstream or sideways, the reading will be the same in every case.

Question: If a pitot tube is placed with its nose upstream, downstream or sideways, the reading will be the same in every case.
[A].

True
[B].
False

Answer: Option B

Explanation:

No answer description available for this question.

Read More If a pitot tube is placed with its nose upstream, downstream or sideways, the reading will be the same in every case.
Hydraulic Machines | Mechanical Engineering

A jet of water enters and leaves a fixed curved vane tangentially. The force of the jet along normal to the vane is (where α and β = Inlet and outlet angles of the jet respectively)

Question: A jet of water enters and leaves a fixed curved vane tangentially. The force of the jet along normal to the vane is (where α and β = Inlet and outlet angles of the jet respectively)
[A].

[B].

[C].

[D].

Answer: Option A

Explanation:

No answer description available for this question.

Read More A jet of water enters and leaves a fixed curved vane tangentially. The force of the jet along normal to the vane is (where α and β = Inlet and outlet angles of the jet respectively)
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

According to Prevost’s theory of exchanges, every body irrespective of its temperature continuously emit heat radiations to the surrounding bodies and at the same time receives heat radiations from the surrounding bodies.

Question: According to Prevost’s theory of exchanges, every body irrespective of its temperature continuously emit heat radiations to the surrounding bodies and at the same time receives heat radiations from the surrounding bodies.
[A].

True
[B].
False

Answer: Option A

Explanation:

No answer description available for this question.

Read More According to Prevost’s theory of exchanges, every body irrespective of its temperature continuously emit heat radiations to the surrounding bodies and at the same time receives heat radiations from the surrounding bodies.
Industrial Engineering And Production Management | Mechanical Engineering

Job evaluation is the method of determining the

Question: Job evaluation is the method of determining the
[A].

relative values of a job
[B].
worker’s performance on a job
[C].
worth of the machine
[D].
value of overall production

Answer: Option A

Explanation:

No answer description available for this question.

Read More Job evaluation is the method of determining the
Ic Engines And Nuclear Power Plants | Mechanical Engineering

Enriched uranium is required as a fuel in a nuclear reactor, if light water is used as moderator and coolant, because light water has

Question: Enriched uranium is required as a fuel in a nuclear reactor, if light water is used as moderator and coolant, because light water has
[A].

high neutron absorption cross-section
[B].
low moderating efficiency
[C].
high neutron scatter cross-section
[D].
low neutron absorption cross-section

Answer: Option B

Explanation:

No answer description available for this question.

Read More Enriched uranium is required as a fuel in a nuclear reactor, if light water is used as moderator and coolant, because light water has
Engineering Mechanics | Mechanical Engineering

One joule means that

Question: One joule means that
[A].

work is done by a force of 1 N when it displaces a body through 1m
[B].
work is done by a force of 1 kg when it displaces a body through 1 m
[C].
work is done by a force of 1 dyne when it displaces a body through 1 cm
[D].
work is done by a force of 1 g when it displaces a body through 1 cm

Answer: Option A

Explanation:

No answer description available for this question.

Read More One joule means that

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