Normalising does not ______________________ of a metal ?

Byadmin February 7, 2019August 19, 2021

Normalising does not ______________________ of a metal ?

A. Improve machinability & tensile strength
B. Remove internal stresses
C. Refine the structure
D. Remove strains caused by cold working

CHEMICAL ENGINEERING | Heat Transfer

With increase in temperature, the thermal conductivity of a gas

Question: With increase in temperature, the thermal conductivity of a gas
[A].

increases.
[B].
decreases.
[C].
remains same.
[D].
may increase or decrease depending on the type of gas.

Answer: Option A

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Engineering Basics

Which of the following relatively employs the highest heat transfer surface area in a high pressure boiler ?

Question: Which of the following relatively employs the highest heat transfer surface area in a high pressure boiler ?
[A].

Airpreheater
[B].
Economiser
[C].
Steam superheater
[D].
Furnace water wall

Answer: Option A

Explanation:

No answer description available for this question.

Read More Which of the following relatively employs the highest heat transfer surface area in a high pressure boiler ?
CHEMICAL ENGINEERING | Chemical Engineering Basics

Increasing sulphur content in pig iron tends to make it

Question: Increasing sulphur content in pig iron tends to make it
[A].

soft
[B].
hard
[C].
tough
[D].
ductile & malleable

Answer: Option B

Explanation:

No answer description available for this question.

Read More Increasing sulphur content in pig iron tends to make it
CHEMICAL ENGINEERING | Chemical Engineering Basics

Eutectic reaction for iron-carbon system occurs at a temperature of __________ °C.

Question: Eutectic reaction for iron-carbon system occurs at a temperature of __________ °C.
[A].

723
[B].
959
[C].
1147
[D].
1493

Answer: Option A

Explanation:

No answer description available for this question.

Read More Eutectic reaction for iron-carbon system occurs at a temperature of __________ °C.
CHEMICAL ENGINEERING | Furnace Technology

Combustion of fuel in a furnace with oxygen enriched air results in higher

Question: Combustion of fuel in a furnace with oxygen enriched air results in higher
[A].

flue gas volume
[B].
flame temperature
[C].
fuel consumption
[D].
stack loss

Answer: Option B

Explanation:

No answer description available for this question.

Read More Combustion of fuel in a furnace with oxygen enriched air results in higher
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Joule-Thomson co-efficient is defined as

Question: Joule-Thomson co-efficient is defined as
[A].

[B].

[C].

[D].

Answer: Option B

Explanation:

No answer description available for this question.

Read More Joule-Thomson co-efficient is defined as

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