CHEMICAL ENGINEERING | Thermodynamics for Chemical

In the ammonia synthesis reaction, N2 + 3H2 ⇌ 2NH3 + 22.4 kcal, the formation of NH3 will be favoured by___________________?

Byadmin March 12, 2019August 30, 2021

In the ammonia synthesis reaction, N2 + 3H2 ⇌ 2NH3 + 22.4 kcal, the formation of NH3 will be favoured by___________________?

A. High temperature
B. Low pressure
C. Low temperature only
D. Both low temperature and high pressure

CHEMICAL ENGINEERING | Chemical Engineering Basics

Fatigue life is expected to increase by

Question: Fatigue life is expected to increase by
[A].

increasing the size of the sample.
[B].
smooth polishing of the surface of the sample.
[C].
having compressive residual stresses at the surface.
[D].
having tensile residual stresses at the surface.

Answer: Option C

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Heat Transfer

Economy of a multiple effect evaporator is not influenced much by the

Question: Economy of a multiple effect evaporator is not influenced much by the
[A].

boiling point elevations
[B].
temperature of the feed
[C].
rate of heat transfer
[D].
ratio of the weight of the thin liquor to thick liquor

Answer: Option A

Explanation:

No answer description available for this question.

Read More Economy of a multiple effect evaporator is not influenced much by the
CHEMICAL ENGINEERING | Chemical Engineering Basics

Co-efficient of performance of a Carnot cycle refrigerator operating between – 23°C and + 27°C is

Question: Co-efficient of performance of a Carnot cycle refrigerator operating between – 23°C and + 27°C is
[A].

3
[B].
5
[C].
0.5
[D].
1.5

Answer: Option B

Explanation:

No answer description available for this question.

Read More Co-efficient of performance of a Carnot cycle refrigerator operating between – 23°C and + 27°C is
CHEMICAL ENGINEERING | Fuels and Combustion

Calorific value of

Question: Calorific value of
[A].

light paraffinic fuel oils is equal to that of equivalent olefins.
[B].
n-paraffin is lower than that of iso-paraffins of the same compounds.
[C].
light paraffinic fuel oils is higher than that of equivalent olefins.
[D].
light paraffinic fuel oils is lower than that of equivalent olefins.

Answer: Option C

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Fertiliser Technology

Yield of elemental phosphorous from rock phosphate is about __________ percent.

Question: Yield of elemental phosphorous from rock phosphate is about __________ percent.
[A].

1-2
[B].
15-25
[C].
40-45
[D].
60-65

Answer: Option B

Explanation:

No answer description available for this question.

Read More Yield of elemental phosphorous from rock phosphate is about __________ percent.
CHEMICAL ENGINEERING | Fluid Mechanics

Open channel liquid flow is most conveniently measured by a

Question: Open channel liquid flow is most conveniently measured by a
[A].

hot wire anemometer
[B].
notch
[C].
rotameter
[D].
segmental orifice

Answer: Option B

Explanation:

No answer description available for this question.

Read More Open channel liquid flow is most conveniently measured by a

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