CHEMICAL ENGINEERING | Heat Transfer

Multipass heat exchangers are used

Byadmin August 23, 2022

Question: Multipass heat exchangers are used
[A].

because of simplicity of fabrication.

[B].

for low heat load.

[C].

to obtain higher heat transfer co-efficient and shorter tube.

[D].

to reduce the pressure drop.

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Heat Transfer

For the same heat transfer area and the terminal conditions, the ratio of the capacities of a single effect evaporator to a triple effect evaporator is

Question: For the same heat transfer area and the terminal conditions, the ratio of the capacities of a single effect evaporator to a triple effect evaporator is
[A].

3
[B].
0.33
[C].
1
[D].
1.33

Answer: Option C

Explanation:

No answer description available for this question.

Read More For the same heat transfer area and the terminal conditions, the ratio of the capacities of a single effect evaporator to a triple effect evaporator is
CHEMICAL ENGINEERING | Heat Transfer

For a multipass shell and tube heat exchanger, the LMTD correction factor is always

Question: For a multipass shell and tube heat exchanger, the LMTD correction factor is always
[A].

1
[B].
> 1
[C].
< 1
[D].
between 1 & 2

Answer: Option C

Explanation:

No answer description available for this question.

Read More For a multipass shell and tube heat exchanger, the LMTD correction factor is always
CHEMICAL ENGINEERING

Water flow in the river during flood can be categorized as the _________________ flow ?

Water flow in the river during flood can be categorized as the _________________ flow ?

A. Unsteady uniform
B. Unsteady non-uniform
C. Steady uniform
D. Steady non-uniform

Read More Water flow in the river during flood can be categorized as the _________________ flow ?
CHEMICAL ENGINEERING | Chemical Reaction Engineering

For a vapour phase catalytic reaction (A + B P) which follows the Ridel mechanism and the reaction step is rate controlling, the rate of reaction is given by (reaction rate is irreversible, product also absorbs).

Question: For a vapour phase catalytic reaction (A + B P) which follows the Ridel mechanism and the reaction step is rate controlling, the rate of reaction is given by (reaction rate is irreversible, product also absorbs).
[A].

[B].

[C].

[D].

Answer: Option A

Explanation:

No answer description available for this question.

Read More For a vapour phase catalytic reaction (A + B P) which follows the Ridel mechanism and the reaction step is rate controlling, the rate of reaction is given by (reaction rate is irreversible, product also absorbs).
CHEMICAL ENGINEERING | Chemical Engineering Basics

Which of the following parameters is actually measured during tensile testing of a specimen using Universal testing machine?

Question: Which of the following parameters is actually measured during tensile testing of a specimen using Universal testing machine?
[A].

Load & elongation.
[B].
Engineering stress & strain.
[C].
True stress & strain.
[D].
Poisson’s ratio & Young’s modulus.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Which of the following parameters is actually measured during tensile testing of a specimen using Universal testing machine?
CHEMICAL ENGINEERING | Fluid Mechanics

Equivalent length of a pipe fitting is

Question: Equivalent length of a pipe fitting is
[A].

dependent on Reynolds number.
[B].
independent of Reynolds number.
[C].
dependent on the length of the pipe.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Equivalent length of a pipe fitting is

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