CHEMICAL ENGINEERING | Materials and Construction

Ball bearings are normally made of __________ steel.

Byadmin August 29, 2022

Question: Ball bearings are normally made of __________ steel.
[A].

high speed

[B].

high carbon

[C].

chrome

[D].

silicon

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Fluid Mechanics

Cp/Cv is termed as

Question: Cp/Cv is termed as
[A].

adiabatic constant
[B].
Mach number
[C].
Weber number
[D].
Prandtl number

Answer: Option A

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Engineering Basics

Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump.

Question: Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump.
[A].

electromagnetic
[B].
axial flow
[C].
diaphragm
[D].
reciprocating

Answer: Option A

Explanation:

No answer description available for this question.

Read More Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Globular form of cementite is formed during the __________ process.

Question: Globular form of cementite is formed during the __________ process.
[A].

spherodising
[B].
hardening
[C].
annealing
[D].
normalising

Answer: Option B

Explanation:

No answer description available for this question.

Read More Globular form of cementite is formed during the __________ process.
Materials and Construction

______________ iron is produced, when molten pig iron is allowed to cool gradually?

______________ iron is produced, when molten pig iron is allowed to cool gradually?

A. White cast
B. Grey cast
C. Wrought
D. None of these

Read More ______________ iron is produced, when molten pig iron is allowed to cool gradually?
CHEMICAL ENGINEERING | Chemical Reaction Engineering

For a first order chemical reaction in a porous catalyst, the Thiele modulus is 10. The effectiveness factor is approximately equal to

Question: For a first order chemical reaction in a porous catalyst, the Thiele modulus is 10. The effectiveness factor is approximately equal to
[A].

1
[B].
0.5
[C].
0.1
[D].
0

Answer: Option C

Explanation:

No answer description available for this question.

Read More For a first order chemical reaction in a porous catalyst, the Thiele modulus is 10. The effectiveness factor is approximately equal to
CHEMICAL ENGINEERING | Environmental Engineering

Maximum allowable noise exposure limits for a man working for 8 hours a day in a noisy chemical plant is about __________ decibels.

Question: Maximum allowable noise exposure limits for a man working for 8 hours a day in a noisy chemical plant is about __________ decibels.
[A].

20
[B].
60
[C].
90
[D].
120

Answer: Option C

Explanation:

No answer description available for this question.

Read More Maximum allowable noise exposure limits for a man working for 8 hours a day in a noisy chemical plant is about __________ decibels.

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