1000+ Control System Multiple Choice Questions and Answers PDf - 2

Question: 6

Pressure error can be measured by which of the following?

(A) strain gauge and potentiometer

(B) strain gauge

(C) selsyn

(D) differential bellows and strain gauge

Question: 7

When synchro transmitter shaft is disconnected from the driving shaft, it will run as

(A) receiver

(B) standstill component

(C) transmitter

(D) burnout machine

Question: 8

Regenerative feedback means the output is feedback with

(A) negative sign

(B) oscillation

(C) regenerator

(D) positive sign

Question: 9

The gain margin is the factor by which the gain of the system can be increased to make it.

(A) oscillatory

(B) stable

(C) damped

(D) unstable

Question: 10

In pneumatic systems the medium used is

(A) oil

(B) hydrogen

(C) liquid

(D) air