Question 1

Regenerative feedback implies feedback with

Accepted Answer

A) oscillations 
B) step input 
C) negative sign 
D) positive sign

Question 2

The output of a feedback control system must be a function of

Accepted Answer

A) reference and output 
B) reference and input 
C) input and feedback signal 
D) output and feedback signal

Question 3

is a closed loop system.

Accepted Answer

A) Auto-pilot for an aircraft 
B) Direct current generator 
C) Car starter 
D) Electric switch

Question 4

Any externally introduced signal affecting the controlled output is called a

Accepted Answer

A) feedback 
B) stimulus 
C) signal 
D) gain control

Question 5

A control system working under unknown random actions is called

Accepted Answer

A) computer control system 
B) digital data system 
C) stochastic control system 
D) adaptive control system

Exam 1: Control Systems and Feedback Loops: Understanding Open and Closed Loop Systems

Regenerative feedback implies feedback with