In a parallel flow heat exchanger, if the outlet temperature of hot and cold fluids are the same, then the log mean temperature difference (LMTD) is

Byadmin August 25, 2022

Question: In a parallel flow heat exchanger, if the outlet temperature of hot and cold fluids are the same, then the log mean temperature difference (LMTD) is
[A].

minimum

[B].

maximum

[C].

zero

[D].

infinity

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Reaction Engineering

A first order reaction is to be treated in a series of two mixed reactors. The total volume of the two reactors is minimum, when the reactors are

Question: A first order reaction is to be treated in a series of two mixed reactors. The total volume of the two reactors is minimum, when the reactors are
[A].

equal in size.
[B].
of different sizes.
[C].
of such size that the ratio of their volumes is < 5.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More A first order reaction is to be treated in a series of two mixed reactors. The total volume of the two reactors is minimum, when the reactors are
CHEMICAL ENGINEERING | Fluid Mechanics

Design of the casing of centrifugal pump should be such as to minimise the

Question: Design of the casing of centrifugal pump should be such as to minimise the
[A].

back flow through impeller
[B].
loss of kinetic head
[C].
loss of static head
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More Design of the casing of centrifugal pump should be such as to minimise the
CHEMICAL ENGINEERING | Fluid Mechanics

The capacity of an accumulator is the maximum

Question: The capacity of an accumulator is the maximum
[A].

energy which it can store.
[B].
discharge which it can deliver.
[C].
liquid which it can store.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More The capacity of an accumulator is the maximum
CHEMICAL ENGINEERING | Chemical Process

Chemical name of aspirin (an analgesic drug) is

Question: Chemical name of aspirin (an analgesic drug) is
[A].

acetylsalicylic acid
[B].
nictonic acid
[C].
calcium acetate
[D].
methyl salicylate

Answer: Option A

Explanation:

No answer description available for this question.

Read More Chemical name of aspirin (an analgesic drug) is
CHEMICAL ENGINEERING | Mass Transfer

Molecular distillation is

Question: Molecular distillation is
[A].

high temperature distillation
[B].
for heat-sensitive materials
[C].
very low pressure distillation
[D].
both (b) and (c)

Answer: Option D

Explanation:

No answer description available for this question.

Read More Molecular distillation is
CHEMICAL ENGINEERING | Chemical Reaction Engineering

At a given temperature, K1, K2 and K3 are equilibrium constants for the following reactions 1, 2, 3 respectively.CH4(g) + H2O(g) CO(g) + 3H2(g), CO(g) + H2O(g) CO2(g) + H2(g)CH4(g) + 2H2O(g) CO2(g) + 4H2(g)Then K1, K2 and K3 are related as:

Question: At a given temperature, K1, K2 and K3 are equilibrium constants for the following reactions 1, 2, 3 respectively.CH4(g) + H2O(g) CO(g) + 3H2(g), CO(g) + H2O(g) CO2(g) + H2(g)CH4(g) + 2H2O(g) CO2(g) + 4H2(g)Then K1, K2 and K3 are related as:
[A].

K3 = K1.K2
[B].
K3 = (K1.K2)0.5
[C].
K3(K1+K2)/2
[D].
K3 = (K1.K2)2

Answer: Option A

Explanation:

No answer description available for this question.

Read More At a given temperature, K1, K2 and K3 are equilibrium constants for the following reactions 1, 2, 3 respectively.CH4(g) + H2O(g) CO(g) + 3H2(g), CO(g) + H2O(g) CO2(g) + H2(g)CH4(g) + 2H2O(g) CO2(g) + 4H2(g)Then K1, K2 and K3 are related as:

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