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Sintering - Powder Metallurgy MCQ Questions

Sintering MCQs : Here you will find MCQ Questions related to "Sintering" in Powder Metallurgy. These Sintering MCQ Questions Will help you to improve your Powder Metallurgy knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations




Question 1

Sintering can be classified as ?

A. solid-state
B. viscous
C. liquid-phase
D. All of the above

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Question 2

Sintering is a thermal treatment process in which a powder or a porous material, already formed into the required shape, is converted into a useful article with the requisite microstructure.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 3

Sintering also known as?

A. ceramics
B. pyrophoricity
C. frittage
D. coating

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Question 4

Which of the following is advantages of the powder technology?

A. Very high levels of purity and uniformity in starting materials
B. Preservation of purity, due to the simpler subsequent fabrication process (fewer steps) that it makes possible
C. Capability to produce materials of controlled, uniform porosity
D. All of the above

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Question 5

The process of liquid phase sintering has _______ stages.

A. 2
B. 3
C. 4
D. 5

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Question 6

Sintering cannot create uniform sizes is an advantages of the powder technology?

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 7

Doping of Ni in tungsten compacts is an example of _________

A. Activated sintering
B. Reaction sintering
C. Microwave sintering
D. Gas plasma sintering

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Question 8

Sintering involves _____ types of system.

A. Unary
B. Binary
C. Single component andmulticomponent
D. Ternary

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Question 9

In final stage of solid-state sintering, _____ become isolated and are no longer _______

A. Grains, connected
B. Grains, interconnected
C. Pores, open
D. Pores, interconnected

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Question 10

In which stage of solid-state sintering the pores are interconnected and pore shape is irregular?

A. 1
B. 2
C. 3
D. 4

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