CHEMICAL ENGINEERING | Fuels and Combustion

Width of the coke oven towards coke side is slightly more than that on pusher side to

Byadmin August 17, 2022

Question: Width of the coke oven towards coke side is slightly more than that on pusher side to
[A].

facilitate easy discharging of coke as it swells during carbonisation.

[B].

facilitate uniform heating of the oven.

[C].

increase the output of the coke.

[D].

none of these.

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Heat Transfer

For the same heat load and mass flow rate in the tube side of a shell and tube heat exchanger, one may use multipass on the tube side, because it

Question: For the same heat load and mass flow rate in the tube side of a shell and tube heat exchanger, one may use multipass on the tube side, because it
[A].

decreases the pressure drop.
[B].
decreases the outlet temperature of cooling medium.
[C].
increases the overall heat transfer coefficient.
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

Read More For the same heat load and mass flow rate in the tube side of a shell and tube heat exchanger, one may use multipass on the tube side, because it
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Out of the following refrigration cycles, which one has the minimum COP (Co-efficient of performance)?

Question: Out of the following refrigration cycles, which one has the minimum COP (Co-efficient of performance)?
[A].

Air cycle
[B].
Carnot cycle
[C].
Ordinary vapour compression cycle
[D].
Vapour compression with a reversible expansion engine

Answer: Option A

Explanation:

No answer description available for this question.

Read More Out of the following refrigration cycles, which one has the minimum COP (Co-efficient of performance)?
CHEMICAL ENGINEERING | Chemical Engineering Plant Economics

Maximum production start up cost for making a chemical plant operational is about __________ percent of the fixed capital cost.

Question: Maximum production start up cost for making a chemical plant operational is about __________ percent of the fixed capital cost.
[A].

1
[B].
5
[C].
10
[D].
30

Answer: Option C

Explanation:

No answer description available for this question.

Read More Maximum production start up cost for making a chemical plant operational is about __________ percent of the fixed capital cost.
Fuels and Combustion

Which of the following is not a micro component present in coal ?

Which of the following is not a micro component present in coal ?

A. Micrinite
B. Clarain
C. Fusinite
D. Liptinite

Read More Which of the following is not a micro component present in coal ?
CHEMICAL ENGINEERING | Chemical Process

Hydrogenation of edible vegetable oils

Question: Hydrogenation of edible vegetable oils
[A].

is an exothermic reaction.
[B].
increases their melting point.
[C].
is done in presence of nickel catalyst.
[D].
all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

Read More Hydrogenation of edible vegetable oils
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is

Question: One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is
[A].

30554
[B].
10373
[C].
4988.4
[D].
4364.9

Answer: Option B

Explanation:

No answer description available for this question.

Read More One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is

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