Chemical Engineering Basics

For grinding of softer materials, the grinding wheel should have _________________ grain size ?

Byadmin February 11, 2019August 20, 2021

For grinding of softer materials, the grinding wheel should have _________________ grain size ?

A. Finer
B. Coarser
C. Medium
D. Any type of

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.

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CHEMICAL ENGINEERING | Chemical Engineering Basics

Addition of silicon to cast iron

Question: Addition of silicon to cast iron
[A].

promotes graphite module formation.
[B].
improves its ductility.
[C].
does not promote graphite flakes formation.
[D].
increases the fluidity of molten metal.

Answer: Option D

Explanation:

No answer description available for this question.

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Chemical Engineering Basics

With increase in temperature, the surface tension of water_______________________?

With increase in temperature, the surface tension of water_______________________?

A. Increases
B. Decreases
C. Remain constant
D. Increases linearly

Read More With increase in temperature, the surface tension of water_______________________?
Chemical Engineering Basics

Which of the following equipments is used for liquid dispersion ?

Which of the following equipments is used for liquid dispersion ?

A. Packed column
B. Venturi scrubber
C. Bubble cap plate column
D. Wetted wall column

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Chemical Engineering Basics

In multipass welds, shot peening is done after each pass to__________________?

In multipass welds, shot peening is done after each pass to__________________?

A. Close the surface porosity
B. Break the continuity of columnar grains
C. Flatten the weldment
D. Introduce texture in the weld

Read More In multipass welds, shot peening is done after each pass to__________________?
CHEMICAL ENGINEERING | Chemical Engineering Basics

Which of the following processes follows the hardening process for reducing the hardening strains & increasing the toughness of the steel part?

Question: Which of the following processes follows the hardening process for reducing the hardening strains & increasing the toughness of the steel part?
[A].

Anodising
[B].
Tempering
[C].
Carburising
[D].
Annealing

Answer: Option B

Explanation:

No answer description available for this question.

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