In an automatic control system which of the following elements is not used?
A. Error detector
B. Final control element
C. Sensor
D. Oscillator
Answer:D
In an automatic control system which of the following elements is not used?
A. Error detector B. Final control element C. Sensor D. Oscillator
Explanation: In an automatic control system oscillator is not used because the oscillator increases the oscillations but our aim is to reduce the oscillations and hence oscillator is not used.