CONTROL SYSTEM SET 11

CONTROL SYSTEM SET 11

1. ___ directly converts temperature into voltage.
(a) Thermocouple
(b) Potentiometer
(c) Gear train
(d) LVDT
(e) None of the above
 

Ans: a
 

2. The transfer function technique is considered as inadequate under which of the following conditions ?
(a) Systems having complexities and non-linearities
(b) Systems having stability problems
(c) Systems having multiple input disturbances
(d) All of the above
 

Ans: d
 

3. Which of the following is the output of a thermocouple ?
(a) Alternating current
(b) Direct current
(c) A.C. voltage
(d) D.C. voltage
(e) None of the above
 

Ans: d
 

4. A.C. servomotor is basically a
(a) universal motor
(b) single phase induction motor
(c) two phase induction motor
(d) three phase induction motor
 

Ans: c
 

5. The first order control system, which is well designed, has a
(a) small bandwidth
(b) negative time constant
(c) large negative transfer function pole
(d) none of the above
 

Ans: c
 

6. Which of the following is exhibited by Root locus diagrams ?
(a) The poles of the transfer function for a set of parameter values
(b) The bandwidth of the system
(c) The response of a system to a step input
(d) The frequency response of a system
(e) None of the above
 

Ans: a