CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Gibbs free energy (F) is defined as

Byadmin August 8, 2022

Question: Gibbs free energy (F) is defined as
[A].

F = E – TS

[B].

F = H – TS

[C].

F = H + TS

[D].

F = E + TS

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Mass Transfer

In Mcabe-Thiele method, at infinite reflux ratio

Question: In Mcabe-Thiele method, at infinite reflux ratio
[A].

number of plates is maximum.
[B].
overhead product is maximum.
[C].
both the operating lines coincide with the diagram.
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

Read More In Mcabe-Thiele method, at infinite reflux ratio
CHEMICAL ENGINEERING | Chemical Engineering Basics

Consumable electrodes are used in the __________ welding.

Question: Consumable electrodes are used in the __________ welding.
[A].

gas
[B].
arc
[C].
thermit
[D].
resistance

Answer: Option B

Explanation:

No answer description available for this question.

Read More Consumable electrodes are used in the __________ welding.
CHEMICAL ENGINEERING | Chemical Engineering Plant Economics

Most chemical plants use an initial working capital amounting to 10-20% of the total capital investment. But this percentage may increase to __________ percent in case of seasonal products manufacturing plant.

Question: Most chemical plants use an initial working capital amounting to 10-20% of the total capital investment. But this percentage may increase to __________ percent in case of seasonal products manufacturing plant.
[A].

30
[B].
50
[C].
75
[D].
95

Answer: Option B

Explanation:

No answer description available for this question.

Read More Most chemical plants use an initial working capital amounting to 10-20% of the total capital investment. But this percentage may increase to __________ percent in case of seasonal products manufacturing plant.
CHEMICAL ENGINEERING

Annealing of cast iron__________________?

Annealing of cast iron__________________?

A. Softens it to facilitate machining
B. Decreases the free carbon
C. Increases the strength
D. None of these

Read More Annealing of cast iron__________________?
CHEMICAL ENGINEERING | Heat Transfer

h.D/K is called the __________ number.

Question: h.D/K is called the __________ number.
[A].

Nusselt
[B].
Peclet
[C].
Rayleigh
[D].
Grashoff

Answer: Option A

Explanation:

No answer description available for this question.

Read More h.D/K is called the __________ number.
CHEMICAL ENGINEERING | Chemical Process

Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.

Question: Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.
[A].

75
[B].
< 10
[C].
> 30
[D].
50

Answer: Option B

Explanation:

No answer description available for this question.

Read More Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.

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