CHEMICAL ENGINEERING | Chemical Process

Flexible foam (for mattresses) is usually made of

Byadmin August 10, 2022

Question: Flexible foam (for mattresses) is usually made of
[A].

PVC

[B].

silicone

[C].

polyurethanes

[D].

polyamides

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Mass Transfer

In stripping section of continuous distillation column, the

Question: In stripping section of continuous distillation column, the
[A].

liquid is stripped of high boiler.
[B].
liquid is enriched with high boiler.
[C].
vapour is stripped of low boiler.
[D].
none of these.

Answer: Option B

Explanation:

No answer description available for this question.

Read More In stripping section of continuous distillation column, the
CHEMICAL ENGINEERING | Materials and Construction

Among the tin containing alloys, __________ consumes the maximum amount of tin.

Question: Among the tin containing alloys, __________ consumes the maximum amount of tin.
[A].

solder
[B].
white metal
[C].
pewter matal
[D].
bronzes

Answer: Option A

Explanation:

No answer description available for this question.

Read More Among the tin containing alloys, __________ consumes the maximum amount of tin.
Chemical Process

Unsaturated oils compared to saturated oils have___________________?

Unsaturated oils compared to saturated oils have___________________?

A. Lower melting point & higher reactivity to oxygen
B. Higher melting point & higher reactivity to oxygen
C. Lower melting point & lower reactivity to oxygen
D. Higher melting point & lower reactivity to oxygen

Read More Unsaturated oils compared to saturated oils have___________________?
CHEMICAL ENGINEERING | Fertiliser Technology

P2O5 content in superphosphate is about __________ percent.

Question: P2O5 content in superphosphate is about __________ percent.
[A].

30-35
[B].
15-20
[C].
65-70
[D].
85-90

Answer: Option B

Explanation:

No answer description available for this question.

Read More P2O5 content in superphosphate is about __________ percent.
CHEMICAL ENGINEERING | Fertiliser Technology

Heating of orthophosphoric acid to 250°C produces

Question: Heating of orthophosphoric acid to 250°C produces
[A].

metaphosphoric acid
[B].
pyrophosphoric acid
[C].
no change in it
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More Heating of orthophosphoric acid to 250°C produces
CHEMICAL ENGINEERING | Environmental Engineering

Aerodynamic noise resulting from turbulent gas flow is the most prevalent source of valve noise in fluid ilow control. It is caused due to

Question: Aerodynamic noise resulting from turbulent gas flow is the most prevalent source of valve noise in fluid ilow control. It is caused due to
[A].

Reynold stresses
[B].
shear forces
[C].
both (a) & (b)
[D].
neither (a) nor (b)

Answer: Option C

Explanation:

No answer description available for this question.

Read More Aerodynamic noise resulting from turbulent gas flow is the most prevalent source of valve noise in fluid ilow control. It is caused due to

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