Introduction to Control System Flashcards
1
Q
What is Transfer Function?
A
Laplace Transfer of output / Laplace transfer of input
2
Q
Define open loop system.
A
A system in which output is dependent on input
3
Q
Define closed loop system.
A
A system in which controlling action or input is somehow dependent on the output.
4
Q
What is an error signal?
A
Error signal = r(t) -b(t)
5
Q
Output of the feedback control system should be a function of
A
Reference r(t) and output c(t)
6
Q
Which system has tendency to oscillate
A
Closed loop system
7
Q
An automatic toaster is —— loop control system.
A
Open loop
8
Q
AC servomotor is basically —–
A
Two phase induction motor
9
Q
Closed loop system having —-sensitive than open loop system
A
Less sensitive
10
Q
Which commands are used in Automatic Aircraft Landing System?
A
Pitch command and Bank command
