CHEMICAL ENGINEERING | Heat Transfer

Heat sensitive materials can be concentrated in an evaporator employing

Byadmin August 23, 2022

Question: Heat sensitive materials can be concentrated in an evaporator employing
[A].

vacuum

[B].

high pressure

[C].

high residence time

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Heat Transfer

In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator.

Question: In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator.
[A].

increases
[B].
decreases
[C].
remains constant
[D].
may increase or decrease, depends on the vacuum

Answer: Option A

Explanation:

No answer description available for this question.

Read More In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be

Question: Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be
[A].

more
[B].
less
[C].
same
[D].
either more or less; depends on the climatic conditions.

Answer: Option B

Explanation:

No answer description available for this question.

Read More Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be
CHEMICAL ENGINEERING | Fuels and Combustion

Coking time in beehive coke oven is about

Question: Coking time in beehive coke oven is about
[A].

12 hours
[B].
2-3 days
[C].
one week
[D].
two weeks

Answer: Option B

Explanation:

No answer description available for this question.

Read More Coking time in beehive coke oven is about
CHEMICAL ENGINEERING | Mass Transfer

If the amount of the steam used in steam distillation is increased, the temperature of distillation

Question: If the amount of the steam used in steam distillation is increased, the temperature of distillation
[A].

increases
[B].
decreases
[C].
remains unchanged
[D].
depends on relative volatility

Answer: Option B

Explanation:

No answer description available for this question.

Read More If the amount of the steam used in steam distillation is increased, the temperature of distillation
CHEMICAL ENGINEERING | Polymer Technology

Neoprene is rendered non-inflammable, because of

Question: Neoprene is rendered non-inflammable, because of
[A].

its cross-linked structure.
[B].
its linear chain structure.
[C].
the presence of chlorine atoms in its monomer.
[D].
the absence of chlorine atoms in its monomer.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Neoprene is rendered non-inflammable, because of
CHEMICAL ENGINEERING | Mass Transfer

__________ is the temperature at which a gas-vapor mixture becomes saturated, when cooled at constant total pressure out of contact with a liquid.

Question: __________ is the temperature at which a gas-vapor mixture becomes saturated, when cooled at constant total pressure out of contact with a liquid.
[A].

Dew point
[B].
Bubble point
[C].
Dry bulb temperature
[D].
Wet bulb temperature

Answer: Option A

Explanation:

No answer description available for this question.

Read More __________ is the temperature at which a gas-vapor mixture becomes saturated, when cooled at constant total pressure out of contact with a liquid.

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