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CHEMICAL ENGINEERING

Crystallisation of solids from a homogeneous solution is a/an __________ process.

CHEMICAL ENGINEERING, Heat Transfer /
Question: Crystallisation of solids from a homogeneous solution is a/an __________ process.
[A].

exothermic

[B].

mildly endothermic

[C].

highly endothermic

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

Crystallisation of solids from a homogeneous solution is a/an __________ process. Read More »

CHEMICAL ENGINEERING, Heat Transfer

Heat produced when a steady state current, I passes through an electrical conductor having resistance, ‘R’ is

CHEMICAL ENGINEERING, Heat Transfer /
Question: Heat produced when a steady state current, I passes through an electrical conductor having resistance, ‘R’ is
[A].

IR

[B].

I2R

[C].

IR2

[D].

I2R2

Answer: Option B

Explanation:

No answer description available for this question.

Heat produced when a steady state current, I passes through an electrical conductor having resistance, ‘R’ is Read More »

CHEMICAL ENGINEERING, Heat Transfer

With increase in the distance between the heat source and the object receiving the heat, the radiation heat transfer

CHEMICAL ENGINEERING, Heat Transfer /
Question: With increase in the distance between the heat source and the object receiving the heat, the radiation heat transfer
[A].

decreases

[B].

increases

[C].

increases exponentially

[D].

remains unaffected

Answer: Option A

Explanation:

No answer description available for this question.

With increase in the distance between the heat source and the object receiving the heat, the radiation heat transfer Read More »

CHEMICAL ENGINEERING, Heat Transfer

For large heat transfer area requirement, shell and tube heat exchanger is preferred, because it

CHEMICAL ENGINEERING, Heat Transfer /
Question: For large heat transfer area requirement, shell and tube heat exchanger is preferred, because it
[A].

occupies smaller space.

[B].

is more economical.

[C].

is easy to operate and maintain.

[D].

all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

For large heat transfer area requirement, shell and tube heat exchanger is preferred, because it Read More »

CHEMICAL ENGINEERING, Heat Transfer

During crystallisation, formation of crystal can occur in __________ solution only.

CHEMICAL ENGINEERING, Heat Transfer /
Question: During crystallisation, formation of crystal can occur in __________ solution only.
[A].

saturated

[B].

supersaturated

[C].

undersaturated

[D].

all (a), (b) and (c)

Answer: Option B

Explanation:

No answer description available for this question.

During crystallisation, formation of crystal can occur in __________ solution only. Read More »

CHEMICAL ENGINEERING, Heat Transfer

It is not preferable to use superheated steam in evaporators, because of its very

CHEMICAL ENGINEERING, Heat Transfer /
Question: It is not preferable to use superheated steam in evaporators, because of its very
[A].

high temperature

[B].

high pressure

[C].

low film co-efficient

[D].

none of these

Answer: Option C

Explanation:

No answer description available for this question.

It is not preferable to use superheated steam in evaporators, because of its very Read More »

CHEMICAL ENGINEERING, Heat Transfer