Chemical Engineering questions and answers

Chemical Engineering Questions and Answers

A set of Chemical Engineering questions and answers to test your understanding of developing and designing chemical manufacturing processes. Ideal for Chemical engineering students and candidates preparing for job aptitde tests or interviews.

21.

An alloy of Fe - 0.4 % C is

A.

cast iron.

B.

hypo-eutectoid steel.

C.

hyper-eutectoid steel.

D.

eutectoid steel

Correct answer is B

No explanation has been provided for this answer.

22.

Titanium alloys are welded using the following process:

A.

TIG welding.

B.

Submerged arc welding.

C.

Butt welding.

D.

Electron beam welding.

Correct answer is A

No explanation has been provided for this answer.

23.

__________ is the hardest oxide and is hence used where high wear resistance at high temperature is required.

A.

Beryllia

B.

Zirconia

C.

Alumina

D.

Magnesia

Correct answer is C

No explanation has been provided for this answer.

24.

Area under the stress-strain curve upto the __________ is referred to as the modulus of resilience.

A.

yield strength

B.

elastic limit

C.

proportional limit

D.

maximum point

Correct answer is C

No explanation has been provided for this answer.

25.

Maximum permissible air velocity in pipelines is about __________ metre/second.

A.

5

B.

10

C.

20

D.

40

Correct answer is B

No explanation has been provided for this answer.