1000+ Chemical Engineering Quiz Questions and Answers Pdf - 1

Question: 1

The speed of sound will be maximum in

(A) air

(B) vacuum

(C) water

(D) metal

Ans: B

vacuum

Question: 2

The most detrimental impurity in high pressure boiler feed water is

(A) turbidity

(B) silica

(C) dissolved salt

(D) suspended salt

Ans: B

silica

Question: 3

Device used as a standard for the calibration of pressure gauges is a

(A) mercury manometer

(B) dead weight pressure tester

(C) bellow

(D) diaphragm

Ans: A

mercury manometer

Question: 4

The most commonly used moderator in nuclear power plants is

(A) beryllium

(B) graphite

(C) heavy water

(D) light water

Ans: A

beryllium

Question: 5

Piezoelectric is a material

(A) which changes dimensions due to applied field

(B) in which magnetising force reduces when current flowing through it is increased

(C) which gets polarised, when stressed

(D) whose properties is midway between the constituent materials

Ans: C

which gets polarised, when stressed

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