CHEMICAL ENGINEERING | Chemical Engineering Basics

Addition of __________ to steel does not help in improving its machinability.

Byadmin August 3, 2022

Question: Addition of __________ to steel does not help in improving its machinability.
[A].

sulphur

[B].

silicon

[C].

lead

[D].

phosphorous

Answer: Option B

Explanation:

No answer description available for this question.

Chemical Engineering Basics

Liquor poisoning generally occurs due to the presence of _______________ in it?

Liquor poisoning generally occurs due to the presence of _______________ in it?

A. Ethyl alcohol
B. Impurities
C. Methyl alcohol
D. Carbonic acid

Read More Liquor poisoning generally occurs due to the presence of _______________ in it?
CHEMICAL ENGINEERING | Materials and Construction

Lead lined equipments & vessels are suitable for handling

Question: Lead lined equipments & vessels are suitable for handling
[A].

hydrochloric acid (10%).
[B].
nitric acid.
[C].
sulphuric acid upto 60°C.
[D].
all (a), (b) and (c).

Answer: Option C

Explanation:

No answer description available for this question.

Read More Lead lined equipments & vessels are suitable for handling
CHEMICAL ENGINEERING | Fuels and Combustion

During its calorific value determination by bomb calorimeter, coal is combusted by

Question: During its calorific value determination by bomb calorimeter, coal is combusted by
[A].

air
[B].
oxygen
[C].
oxygen enriched air
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More During its calorific value determination by bomb calorimeter, coal is combusted by
CHEMICAL ENGINEERING | Chemical Engineering Basics

Milligram of KOH required to saponify 1 gm of oil is called its __________ number.

Question: Milligram of KOH required to saponify 1 gm of oil is called its __________ number.
[A].

saponification
[B].
acid
[C].
precipitation
[D].
emulsion

Answer: Option A

Explanation:

No answer description available for this question.

Read More Milligram of KOH required to saponify 1 gm of oil is called its __________ number.
CHEMICAL ENGINEERING | Fertiliser Technology

A mixture of phosphate rock __________ is heated in an electric furnace to produce phosphorous.

Question: A mixture of phosphate rock __________ is heated in an electric furnace to produce phosphorous.
[A].

salt & coke
[B].
sand & coke
[C].
and coke
[D].
and sand

Answer: Option B

Explanation:

No answer description available for this question.

Read More A mixture of phosphate rock __________ is heated in an electric furnace to produce phosphorous.
CHEMICAL ENGINEERING | Heat Transfer

For a counter current heat exchanger with Tih = 80°C, T°c = 60°C, T°h = 50°C and Tic = 30°C, and the temperature difference between the two streams being the same everywhere along Z, the direction of flow of hot fluid. The temperature profile should satisfy

Question: For a counter current heat exchanger with Tih = 80°C, T°c = 60°C, T°h = 50°C and Tic = 30°C, and the temperature difference between the two streams being the same everywhere along Z, the direction of flow of hot fluid. The temperature profile should satisfy
[A].

[B].

[C].

[D].

Answer: Option B

Explanation:

No answer description available for this question.

Read More For a counter current heat exchanger with Tih = 80°C, T°c = 60°C, T°h = 50°C and Tic = 30°C, and the temperature difference between the two streams being the same everywhere along Z, the direction of flow of hot fluid. The temperature profile should satisfy

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