A low wet bulb temperature indicates very __________ humidity.

Byadmin September 14, 2022

Question: A low wet bulb temperature indicates very __________ humidity.
[A].

low

[B].

high

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Heat Transfer

With increase in temperature, the thermal conductivity of steel

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

increases
[B].
decreases
[C].
remains unchanged
[D].
increases exponentially

Answer: Option B

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Heat Transfer

Film condensation is promoted on a/an __________ surface.

Question: Film condensation is promoted on a/an __________ surface.
[A].

oily
[B].
coated
[C].
clean & smooth
[D].
dirty

Answer: Option C

Explanation:

No answer description available for this question.

Read More Film condensation is promoted on a/an __________ surface.
CHEMICAL ENGINEERING | Heat Transfer

A fluid is flowing inside the inner tube of a double pipe heat exchanger with diameter ‘d’. For a fixed mass flow rate, the tube side heat transfer co-efficient for turbulent flow conditions is proportional to

Question: A fluid is flowing inside the inner tube of a double pipe heat exchanger with diameter ‘d’. For a fixed mass flow rate, the tube side heat transfer co-efficient for turbulent flow conditions is proportional to
[A].

d0.8
[B].
d-0.2
[C].
d-1
[D].
d-1.8

Answer: Option B

Explanation:

No answer description available for this question.

Read More A fluid is flowing inside the inner tube of a double pipe heat exchanger with diameter ‘d’. For a fixed mass flow rate, the tube side heat transfer co-efficient for turbulent flow conditions is proportional to
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = By-pass factor)

Question: In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = By-pass factor)
[A].

B.P.F. – 1
[B].
1 – B.P.F.
[C].

[D].
1 + B.RF.

Answer: Option B

Explanation:

No answer description available for this question.

Read More In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = By-pass factor)
Ic Engines And Nuclear Power Plants | Mechanical Engineering

Morse test is used to determine the I.P. of a

Question: Morse test is used to determine the I.P. of a
[A].

single cylinder petrol engine
[B].
four stroke engine
[C].
single cylinder diesel engine
[D].
multi-cylinder engine

Answer: Option D

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Heat Transfer

‘Fouling factor’ used in the design of a multipass shell and tube heat exchanger is a

Question: ‘Fouling factor’ used in the design of a multipass shell and tube heat exchanger is a
[A].

non-dimensional factor.
[B].
factor of safety.
[C].
conversion factor for individual film heat transfer co-efficient to overall heat transfer co-efficient.
[D].
none of these.

Answer: Option B

Explanation:

No answer description available for this question.

Read More ‘Fouling factor’ used in the design of a multipass shell and tube heat exchanger is a

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