1000+ Mechanical Measurements Interview Questions and Answers - 2

Question: 6

Pirani gauge works on the principle of change of

(A) capacitance

(B) conductance

(C) electrical resistivity

(D) thermal conductivity of medium

Question: 7

A strobotron is

(A) a device for temperature measurement

(B) a hot cathode gaseous discharge tube

(C) a two winding DC generator

(D) a tachogenerator

Question: 8

The advantage of digital instruments is

(A) output can be fed to a memory circuit

(B) no observational error

(C) faster reading

(D) all of the above

Question: 9

A ring balance gauge is used to measure

(A) vacuum pressure

(B) temperature

(C) differential pressure

(D) gauge pressure

Question: 10

Which of the following is a non contact type thermometer?

(A) optical pyrometer

(B) thermocouple

(C) bimetal strip thermometer

(D) alcohol thermometer