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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