1000+ Distributed Control Systems Objective Questions and Answers - 1

Question: 1

As compared to an open loop control system, a closed loop control system

(A) is slower and has less bandwidth

(B) is slower and has more bandwidth

(C) is faster and has less bandwidth

(D) is faster and has more bandwidth

Question: 2

Time taken by the response to reach and stay within a specified error is called

(A) peak time

(B) delay time

(C) settling time

(D) rise time

Question: 3

Bandwidth, a frequency domain concept is indication of

(A) rise time in time domain

(B) settling time in time domain

(C) steady state error in time domain

(D) all of the above

Question: 4

The electrical time constant of an armature controlled dc servomotor is

(A) smaller than mechanical time constant

(B) equal to mechanical time constant

(C) not related to mechanical time constant

(D) larger than mechanical time constant

Question: 5

Which of the following is not true regarding an open loop control system?

(A) these are not reliable

(B) the effect of parameter variation and internal noise is less

(C) open loop systems are inaccurate

(D) highly affected by non linearrities