CHEMICAL ENGINEERING | Environmental Engineering

Industrial workers working in leather tanning & manufacturing units are prone to suffer from

Byadmin August 13, 2022

Question: Industrial workers working in leather tanning & manufacturing units are prone to suffer from
[A].

respirtory ailments (e.g. bronchitis).

[B].

skin diseases (e.g. dermatities).

[C].

silicosis.

[D].

blurred vision.

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Basics

Hydrogen can be

Question: Hydrogen can be
[A].

used in I.C. engines as fuel.
[B].
liquefied & stored under cryogenic conditions.
[C].
produced by electrolysis of water.
[D].
all(a), (b) & (c).

Answer: Option D

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Fluid Mechanics

I.D. of 1/4″ schedule 40 pipe is 0.364″. I.D. of a 1/2″ schedule 40 pipe would be __________ inch

Question: I.D. of 1/4″ schedule 40 pipe is 0.364″. I.D. of a 1/2″ schedule 40 pipe would be __________ inch
[A].

4.728
[B].
0.5
[C].
0.622
[D].
0.474

Answer: Option C

Explanation:

No answer description available for this question.

Read More I.D. of 1/4″ schedule 40 pipe is 0.364″. I.D. of a 1/2″ schedule 40 pipe would be __________ inch
CHEMICAL ENGINEERING

The most serious manufacturing defect from fracture toughness point of view is____________________?

The most serious manufacturing defect from fracture toughness point of view is____________________?

A. Surface roughness
B. Pores
C. Spherical inclusion
D. Crack

Read More The most serious manufacturing defect from fracture toughness point of view is____________________?
CHEMICAL ENGINEERING | Heat Transfer

For concentrating an aqueous solution of a material like anhydrous Na2SO4, whose solubility decreases with rise in temperature, the most suitable evaporator is a __________ evaporator.

Question: For concentrating an aqueous solution of a material like anhydrous Na2SO4, whose solubility decreases with rise in temperature, the most suitable evaporator is a __________ evaporator.
[A].

high pressure
[B].
vacuum
[C].
backward feed
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More For concentrating an aqueous solution of a material like anhydrous Na2SO4, whose solubility decreases with rise in temperature, the most suitable evaporator is a __________ evaporator.
CHEMICAL ENGINEERING | Fluid Mechanics

Which of the following options will facilitate the achievement of a very high head (say 30 metres) in case of a centrifugal pump?

Question: Which of the following options will facilitate the achievement of a very high head (say 30 metres) in case of a centrifugal pump?
[A].

Increasing the impeller speed and the volute area.
[B].
Increasing the number of vanes in the impeller.
[C].
Mounting of two or more impellers in series on a single shaft.
[D].
Either of (a), (b) or (c).

Answer: Option C

Explanation:

No answer description available for this question.

Read More Which of the following options will facilitate the achievement of a very high head (say 30 metres) in case of a centrifugal pump?
CHEMICAL ENGINEERING | Chemical Process

Mannheim furnace is used in the manufacture of

Question: Mannheim furnace is used in the manufacture of
[A].

hydrochloric acid.
[B].
H2SO4 by Chamber process.
[C].
calcium carbide.
[D].
corundum.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Mannheim furnace is used in the manufacture of

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