In a refrigeration system, the expansion device is connected between the

Byadmin September 14, 2022

Question: In a refrigeration system, the expansion device is connected between the
[A].

compressor and condenser

[B].

condenser and receiver

[C].

receiver and evaporator

[D].

evaporator and compressor

Answer: Option C

Explanation:

No answer description available for this question.

Engineering Mechanics | Mechanical Engineering

If a number of forces are acting at a point, theirresultant will be inclined at an angle θ with the horizontal, such that

Question: If a number of forces are acting at a point, theirresultant will be inclined at an angle θ with the horizontal, such that
[A].

tan θ = ∑H/∑V
[B].
tan θ = ∑V/∑H
[C].
tan θ = ∑Vx∑H
[D].

Answer: Option B

Explanation:

No answer description available for this question.

Read More If a number of forces are acting at a point, theirresultant will be inclined at an angle θ with the horizontal, such that
CHEMICAL ENGINEERING | Heat Transfer

With increase in temperature, the thermal conductivity of most liquids

Question: With increase in temperature, the thermal conductivity of most liquids
[A].

increases
[B].
decreases
[C].
remains same
[D].
first increases upto a certain temperature and then becomes constant

Answer: Option B

Explanation:

No answer description available for this question.

Read More With increase in temperature, the thermal conductivity of most liquids
Hydraulic Machines | Mechanical Engineering

A Kaplan turbine is an axial flow reaction turbine.

Question: A Kaplan turbine is an axial flow reaction turbine.
[A].

Correct
[B].
Incorrect

Answer: Option A

Explanation:

No answer description available for this question.

Read More A Kaplan turbine is an axial flow reaction turbine.
Hydraulics and Fluid Mechanics | Mechanical Engineering

A channel is said to be of most economical cross-section, if

Question: A channel is said to be of most economical cross-section, if
[A].

it gives maximum discharge for a given cross-sectional area and bed slope
[B].
it has minimum wetted perimeter
[C].
it involves lesser excavation for the designed amount of discharge
[D].
all of the above

Answer: Option D

Explanation:

No answer description available for this question.

Read More A channel is said to be of most economical cross-section, if
Engineering Mechanics | Mechanical Engineering

If a body is thrown upwards, then the gravitational acceleration is taken as zero.

Question: If a body is thrown upwards, then the gravitational acceleration is taken as zero.
[A].

Correct
[B].
Incorrect

Answer: Option B

Explanation:

No answer description available for this question.

Read More If a body is thrown upwards, then the gravitational acceleration is taken as zero.
Hydraulics and Fluid Mechanics | Mechanical Engineering

In a sharp-crested weir, the thickness of the weir is kept less than half of the height of water above the crest of the weir.

Question: In a sharp-crested weir, the thickness of the weir is kept less than half of the height of water above the crest of the weir.
[A].

True
[B].
False

Answer: Option A

Explanation:

No answer description available for this question.

Read More In a sharp-crested weir, the thickness of the weir is kept less than half of the height of water above the crest of the weir.

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