1000+ Process Control and Instrumentation Quiz Questions & Answers - 1

Question: 1

The brightness of a hot object is the basis of temperature measurement in

(A) resistance pyrometers

(B) pyrometric cones

(C) radiator pyrometer

(D) optical pyrometer

Question: 2

Polarimeter is used for the anlaysis of

(A) sugar solution

(B) any gas

(C) any solid

(D) any liquid

Question: 3

Stick micrometers are designed for measuring

(A) longer internal lengths

(B) longer external length

(C) cylindricity

(D) bore of cylinders

Question: 4

Response of a linear control system for a change in load is called

(A) regulator problem

(B) transient response

(C) sinusoidal response

(D) servo problem

Question: 5

The roots of the characteristic equation of an under damped second order system are

(A) complex conjugates

(B) real, positive and unequal

(C) real, negative and unequal

(D) real, negative and equal