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Fluid flow in a real packed bed can be approximated as __________ model.

CHEMICAL ENGINEERING, Chemical Reaction Engineering /
Question: Fluid flow in a real packed bed can be approximated as __________ model.
[A].

plug flow

[B].

dispersion

[C].

mixed flow

[D].

tank in series

Answer: Option B

Explanation:

No answer description available for this question.

Fluid flow in a real packed bed can be approximated as __________ model. Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering

__________ is the controlling step in a highly temperature sensitive fluid-solid non-catalytic reaction.

CHEMICAL ENGINEERING, Chemical Reaction Engineering /
Question: __________ is the controlling step in a highly temperature sensitive fluid-solid non-catalytic reaction.
[A].

Gas film diffusion

[B].

Ash diffusion

[C].

Chemical reaction

[D].

none of these

Answer: Option C

Explanation:

No answer description available for this question.

__________ is the controlling step in a highly temperature sensitive fluid-solid non-catalytic reaction. Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering

Mahatma Gandhi’s dream of ‘an idyllic and rural paradise’ was not shared by

Comprehension, Verbal Ability /
Question: Mahatma Gandhi’s dream of ‘an idyllic and rural paradise’ was not shared by
[A].

those who did not believe in the industrialisation of the country

[B].

those who called him the Father of Nation

[C].

those who inherited political powers after independence

[D].

those who believed that villages should be self-sufficient in food and cloth

Answer: Option A

Explanation:

No answer description available for this question.

Mahatma Gandhi’s dream of ‘an idyllic and rural paradise’ was not shared by Read More »

Comprehension, Verbal Ability

For the irreversible elementary first order reaction in parallel viz. , a plot of Cy Vs. Cz will give a straight line having a slope of

CHEMICAL ENGINEERING, Chemical Reaction Engineering /
Question: For the irreversible elementary first order reaction in parallel viz. , a plot of Cy Vs. Cz will give a straight line having a slope of
[A].

K2/K1

[B].

K1/K2

[C].

K1 . K2

[D].

K1 + K2

Answer: Option B

Explanation:

No answer description available for this question.

For the irreversible elementary first order reaction in parallel viz. , a plot of Cy Vs. Cz will give a straight line having a slope of Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering

For the irreversible elementary reactions in parallel viz , the rate of disappearance of ‘X’ is equal to

CHEMICAL ENGINEERING, Chemical Reaction Engineering /
Question: For the irreversible elementary reactions in parallel viz , the rate of disappearance of ‘X’ is equal to
[A].

CA(K1+K2)

[B].

CA(K1 + K2)/2

[C].

CA . K1/2

[D].

CA . K2/2

Answer: Option A

Explanation:

No answer description available for this question.

For the irreversible elementary reactions in parallel viz , the rate of disappearance of ‘X’ is equal to Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering

For the reaction , the rate of formation of Z is 0.2 gm mole/litre.hr. what is the rate of disappearance of X in gm mole/litre. hr ?

CHEMICAL ENGINEERING, Chemical Reaction Engineering /
Question: For the reaction , the rate of formation of Z is 0.2 gm mole/litre.hr. what is the rate of disappearance of X in gm mole/litre. hr ?
[A].

0.4

[B].

0.1

[C].

0.2

[D].

none ofthese

Answer: Option A

Explanation:

No answer description available for this question.

For the reaction , the rate of formation of Z is 0.2 gm mole/litre.hr. what is the rate of disappearance of X in gm mole/litre. hr ? Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering

For a first order chemical reaction, the rate constant

CHEMICAL ENGINEERING, Chemical Reaction Engineering /
Question: For a first order chemical reaction, the rate constant
[A].

changes on changing the concentration units.

[B].

is not a function of the unit of time.

[C].

has unit of time-1.

[D].

none ofthese.

Answer: Option C

Explanation:

No answer description available for this question.

For a first order chemical reaction, the rate constant Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering

Chemical reaction rate of a component depends upon the

CHEMICAL ENGINEERING, Chemical Reaction Engineering /
Question: Chemical reaction rate of a component depends upon the
[A].

composition of the component only.

[B].

temperature of the system.

[C].

pressure of the system.

[D].

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

Answer: Option D

Explanation:

No answer description available for this question.

Chemical reaction rate of a component depends upon the Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering

A batch reactor suffers from following disadvantage.

CHEMICAL ENGINEERING, Chemical Reaction Engineering /
Question: A batch reactor suffers from following disadvantage.
[A].

Poor product quality control.

[B].

High labour and handling cost.

[C].

High shutdown time requirement for emptying, cleaning and refilling.

[D].

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

Answer: Option D

Explanation:

No answer description available for this question.

A batch reactor suffers from following disadvantage. Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering