1000+ Process and Control Instrumentation Objective Questions & Answers - 2

Question: 6

Thermistors are made of

(A) nickel chromium alloys

(B) iron copper alloys

(C) metal oxides

(D) ultra pure metals

Question: 7

Regulator problem means that

(A) neither set point nor load is constant

(B) both set point and load are constant

(C) load is constant

(D) set point s constant

Question: 8

Bolometer measures the

(A) millivolts

(B) flow rate

(C) temperature

(D) current

Question: 9

The function of a good hydraulic fluid is to

(A) lubricate the components of the fluid power system

(B) transmit fluid power

(C) act as a sealant

(D) all a, b and c

Question: 10

A high controller gain setting is the same as

(A) narrow proportional band

(B) low sensitivity

(C) high reset

(D) a minimum offset