CHEMICAL ENGINEERING | Chemical Engineering Plant Economics

Factory manufacturing cost is the sum of the direct production cost

Byadmin August 8, 2022

Question: Factory manufacturing cost is the sum of the direct production cost
[A].

fixed charges and plant overhead cost.

[B].

and plant overhead cost.

[C].

plant overhead cost and administrative expenses.

[D].

none of these.

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Environmental Engineering

Average human body contains about __________ percent water by weight.

Question: Average human body contains about __________ percent water by weight.
[A].

20
[B].
40
[C].
70
[D].
85

Answer: Option C

Explanation:

No answer description available for this question.

Read More Average human body contains about __________ percent water by weight.
CHEMICAL ENGINEERING | Heat Transfer

In a heat exchanger with steam outside the tubes, a liquid gets heated to 45°C, when its flow velocity in the tubes is 2 m/s. If the flow velocity is reduced to 1 m/s, other things remaining the same, the temperature of the exit liquid will be

Question: In a heat exchanger with steam outside the tubes, a liquid gets heated to 45°C, when its flow velocity in the tubes is 2 m/s. If the flow velocity is reduced to 1 m/s, other things remaining the same, the temperature of the exit liquid will be
[A].

less than 45°C
[B].
more than 45°C
[C].
equal to 45°C
[D].
initially decreases and remains constant thereafter.

Answer: Option B

Explanation:

No answer description available for this question.

Read More In a heat exchanger with steam outside the tubes, a liquid gets heated to 45°C, when its flow velocity in the tubes is 2 m/s. If the flow velocity is reduced to 1 m/s, other things remaining the same, the temperature of the exit liquid will be
CHEMICAL ENGINEERING | Fluid Mechanics

For the same terminal conditions and valve size, the pressure drop in a fully opened globe valve as compared to that in a gate valve is

Question: For the same terminal conditions and valve size, the pressure drop in a fully opened globe valve as compared to that in a gate valve is
[A].

more
[B].
less
[C].
equal
[D].
either (a) or (b); depends on the viscosity of the fluid

Answer: Option A

Explanation:

No answer description available for this question.

Read More For the same terminal conditions and valve size, the pressure drop in a fully opened globe valve as compared to that in a gate valve is
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

At normal boiling point, molar entropy of vaporisation is __________ Joule/K°.mole.

Question: At normal boiling point, molar entropy of vaporisation is __________ Joule/K°.mole.
[A].

72
[B].
92
[C].
142
[D].
192

Answer: Option B

Explanation:

No answer description available for this question.

Read More At normal boiling point, molar entropy of vaporisation is __________ Joule/K°.mole.
CHEMICAL ENGINEERING | Fluid Mechanics

Foot valve provided in the pump is a __________ valve.

Question: Foot valve provided in the pump is a __________ valve.
[A].

direction control
[B].
back pressure
[C].
relief
[D].
pressure reduction

Answer: Option B

Explanation:

No answer description available for this question.

Read More Foot valve provided in the pump is a __________ valve.
CHEMICAL ENGINEERING | Fertiliser Technology

In the manufacture of orthophosphoric acid by strong H2SO4 leaching wet process, keeping the reactor temperature above 100°C, results in the formation of undesriable

Question: In the manufacture of orthophosphoric acid by strong H2SO4 leaching wet process, keeping the reactor temperature above 100°C, results in the formation of undesriable
[A].

CaSO4 .H2O and CaSO4 crystals
[B].
pyrophosphoric acid
[C].
metaphosphoric acid
[D].
all (a), (b) and (c).

Answer: Option A

Explanation:

No answer description available for this question.

Read More In the manufacture of orthophosphoric acid by strong H2SO4 leaching wet process, keeping the reactor temperature above 100°C, results in the formation of undesriable

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