Quiz No:56 Control System RRB , Coal India , PSC , Engineering diploma Level , PWD

1. In case of type-1 system steady state acceleration is —

 
 
 
 

2. ……… directly converts temperature into voltage.

 
 
 
 

3. Which of the following can be measured by LVDT ?

 
 
 
 

4. Which of the following is the output of a thermocouple ?

 
 
 
 

5. A.C. servomotor is basically a…………

 
 
 
 

6. The first order control system, which is well designed, has a—

 
 
 
 

7. In case of an on-off controller the proportional band is—

 
 
 
 

8. LVDT is an-

 
 
 
 

9. Non-linearities can be—

 
 
 
 

10. ……… is the non-linearity caused by servo motor.

 
 
 
 

11. For a D.C. generator input could be in the form of—

 
 
 
 

12. A servomechanism usually consist of—

 
 
 
 

13. Which of the following forces resists motion?

 
 
 
 

14. A unit step function on integration results in a—

 
 
 
 

15. A Synchro is—

 
 
 
 

16. A stepper motor is a ……… device.

 
 
 
 

17. The input to a stepper motor is in the form of-

 
 
 
 

18. The inverse Laplace transform of 1/S+3 is—

 
 
 
 

19. When analogy is drawn between electrical systems and thermal systems, current is considered analogus to—

 
 
 
 

20. The Laplace transform of damped sine wave e-at sin ?t is—

 
 
 
 

21. Which of the following are the servo Mechanism—

 
 
 
 

22. The Laplace transform of e-at is—

 
 
 
 

23. Under electrical system and pneumatic system analogy, current is considered analogous to—