Powder Metallurgy MCQ Questions and Answers

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Enhance your knowledge of Powder Metallurgy with this comprehensive collection of MCQ questions and answers. These MCQ questions and answers in Powder Metallurgy are specifically designed for students of Metallurgical Engineering who are preparing for the GATE Exam. Strengthen your preparation and excel in your studies with this valuable resource. Page-5 section-1

Which of the following is not needed for atomization

A) Melting of liquid B) Breaking of liquid droplet using gas or liquid C) High pressure in the chamber D) Collection chamber where solidified powder is collected

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

The pressure applied on powder particulates in isostatic pressing is in the range of

A) 10 - 40 MPa B) 100 - 400 MPa C) 500 - 900 MPa D) 900 - 1000 MPa

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

In atomization process surface tension controls

A) Malleability of the droplets B) Permeability of the droplets C) Size and shape of the droplets D) None of these

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

What is deagglomeration?

A) Joining the agglomerates B) Braking of agglomerates C) Both A and B D) None of these

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Ceramic tiles are widely used in kitchen, bathrooms which are classified as . . . . . . . . products.

A) Structural B) abrasive C) metallic D) whitewares

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

The physical method of powder production includes

A) Milling B) Atomization C) Electrolytic process D) Grinding

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which component is generally absent in glass composition?

A) SiC B) SiO₂ C) Na₂O D) CaO

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following factors does not promote powder deposits

A) low temperature B) High current density C) High metal concentration D) High viscosity

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

In case of Finer powder particles need

A) longer periods of grinding B) shorter periods of grinding C) Both A and B D) None of these

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

To remove frictions from the powder particulates and/or between powder and mould, the amount of lubricants used are

A) 0.5 to 2% by weight of charge B) 50 to 90% by weight of charge C) 50 to 60% by weight of charge D) 90 to 95% by weight of charge

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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Powder Metallurgy MCQ Questions and Answers | Metallurgical Engineering