CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

A refrigerator works on the principle of __________ law of thermodynamics.

Byadmin August 10, 2022

Question: A refrigerator works on the principle of __________ law of thermodynamics.
[A].

zeroth

[B].

first

[C].

second

[D].

third

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING

The escape velocity of a body on earth which is independent of its mass is about ______________________ km/second?

The escape velocity of a body on earth which is independent of its mass is about ______________________ km/second?

A. 3
B. 7
C. 11
D. 15

Read More The escape velocity of a body on earth which is independent of its mass is about ______________________ km/second?
CHEMICAL ENGINEERING | Chemical Engineering Basics

Failure of a material is attributed to __________ if it fails below its yield point.

Question: Failure of a material is attributed to __________ if it fails below its yield point.
[A].

impact loading
[B].
fatigue
[C].
creep
[D].
straining

Answer: Option B

Explanation:

No answer description available for this question.

Read More Failure of a material is attributed to __________ if it fails below its yield point.
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.

Read More With increase in temperature, the thermal conductivity of steel
CHEMICAL ENGINEERING | Chemical Engineering Basics

Filler metal is not used in the __________ welding.

Question: Filler metal is not used in the __________ welding.
[A].

seam
[B].
electric spot
[C].
projection
[D].
all a, b & c

Answer: Option D

Explanation:

No answer description available for this question.

Read More Filler metal is not used in the __________ welding.
CHEMICAL ENGINEERING | Chemical Reaction Engineering

‘If the catalyst pore size is small in comparison with the mean free path, collisions with the pore wall controls the process’. The diffusivity under this condition is called ‘Knudsen diffusivity’, which is affected by the

Question: ‘If the catalyst pore size is small in comparison with the mean free path, collisions with the pore wall controls the process’. The diffusivity under this condition is called ‘Knudsen diffusivity’, which is affected by the
[A].

pressure
[B].
temperature
[C].
both (a) & (b)
[D].
neither (a) nor (b)

Answer: Option B

Explanation:

No answer description available for this question.

Read More ‘If the catalyst pore size is small in comparison with the mean free path, collisions with the pore wall controls the process’. The diffusivity under this condition is called ‘Knudsen diffusivity’, which is affected by the
CHEMICAL ENGINEERING | Chemical Engineering Basics

__________ are normally subjected to sub-zero treatment.

Question: __________ are normally subjected to sub-zero treatment.
[A].

Highly stressed parts
[B].
Gauges or precision parts
[C].
Cold rolled sheets
[D].
Non machinable materials

Answer: Option B

Explanation:

No answer description available for this question.

Read More __________ are normally subjected to sub-zero treatment.

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