Engineering Materials | Mechanical Engineering

Chromium when added to steel __________ the tensile strength.

Byadmin September 14, 2022

Question: Chromium when added to steel __________ the tensile strength.
[A].

does not effect

[B].

decreases

[C].

increases

Answer: Option C

Explanation:

No answer description available for this question.

Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

In counter-current flow heat exchanger, the logarithmic temperature difference between the fluids is __________ as compared to parallel flow heat exchanger.

Question: In counter-current flow heat exchanger, the logarithmic temperature difference between the fluids is __________ as compared to parallel flow heat exchanger.
[A].

same
[B].
less
[C].
greater

Answer: Option C

Explanation:

No answer description available for this question.

Read More In counter-current flow heat exchanger, the logarithmic temperature difference between the fluids is __________ as compared to parallel flow heat exchanger.
Ic Engines And Nuclear Power Plants | Mechanical Engineering

A fission chain reaction in uranium can be developed

Question: A fission chain reaction in uranium can be developed
[A].

by increasing the contents of U235
[B].
by slowing down fast neutrons so that U235 fission continues by slow neutron
[C].
both (a) and (b)
[D].
none of these

Answer: Option C

Explanation:

No answer description available for this question.

Read More A fission chain reaction in uranium can be developed
Automobile Engineering | Mechanical Engineering

In aluminium cylinder blocks, the cylinder liners are made of

Question: In aluminium cylinder blocks, the cylinder liners are made of
[A].

aluminium
[B].
ceramic
[C].
brass
[D].
cast iron

Answer: Option D

Explanation:

No answer description available for this question.

Read More In aluminium cylinder blocks, the cylinder liners are made of
Hydraulic Machines | Mechanical Engineering

A hydraulic ram is a device used to

Question: A hydraulic ram is a device used to
[A].

store the energy of water
[B].
increase the pressure of water
[C].
to lift water from deep wells
[D].
to lift small quantity of water to a greater height when a large quantity of water is available at a smaller height

Answer: Option D

Explanation:

No answer description available for this question.

Read More A hydraulic ram is a device used to
Engineering Mechanics | Mechanical Engineering

Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its C.G. and parallel to the base, is

Question: Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its C.G. and parallel to the base, is
[A].

bh3/4
[B].
bh3/8
[C].
bh3/12
[D].
bh3/36

Answer: Option D

Explanation:

No answer description available for this question.

Read More Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its C.G. and parallel to the base, is
Hydraulics and Fluid Mechanics | Mechanical Engineering

One litre of water occupies a volume of

Question: One litre of water occupies a volume of
[A].

100 cm3
[B].
250 cm3
[C].
500 cm3
[D].
1000 cm3

Answer: Option D

Explanation:

No answer description available for this question.

Read More One litre of water occupies a volume of

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