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ECE :: Control Systems

  1. _________ is the one which can control any quantity of interest in machine, mechanism or other equipment in order to achieve the desired performance or output
  2. A.
    Signals & System
    B.
    Control System
    C.
    Automatic system
    D.
    None of these

  3. ___________ is an interconnection of components connected or related in such a manner as to command, direct or regulate itself or another system
  4. A.
    Signals & System
    B.
    Control System
    C.
    Automatic system
    D.
    None of these

  5. Which of the following are the examples of Open loop control systems
  6. A.
    Washing Machines
    B.
    Light switches
    C.
    Burglar Alarm systems
    D.
    All the above

  7. Which of the following are the examples of Closed loop control systems
  8. A.
    Air Conditioners
    B.
    Refrigerators
    C.
    Automatic Rice cookers
    D.
    All the above

  9. Find out the Transfer function for the closed loop control system given below

  10. A.
    G(s)/(1+G(s)*H(s))
    B.
    G(s)/(1- G(s)*H(s))
    C.
    G(s)+H(s)
    D.
    G(s)-H(s)

  11. In the given figure shows the pole “ zero plot , The Transfer function F(s) is

  12. A.
    1/s-a
    B.
    s-a
    C.
    s+a
    D.
    1/(s+a)

  13. In the given figure shows the pole “ zero plot , The Transfer function F(s) is

  14. A.
    1/(s-a1)(s-a2)
    B.
    (s-a1)(s-a2)
    C.
    (s+a1)(s+a2)
    D.
    1/(s+a1)(s+a2)

  15. In the given figure shows the pole “ zero plot , The Transfer function F(s) is

  16. A.
    (s-b)/(s-a1)(s-a2)
    B.
    (s-b)(s-a1)(s-a2)
    C.
    (s+b)(s+a1)(s+a2)
    D.
    (s+b)/(s+a1)(s+a2)

  17. In the given figure shows the pole “ zero plot , The Transfer function F(s) is

  18. A.
    1/(s+a1)(s+a2) (s+a3)
    B.
    (s-a1)(s-a2) (s-a3)
    C.
    (s+a1)(s+a2) (s+a3)
    D.
    1/(s-a1)(s-a2) (s-a3)

  19. In the given figure shows the pole “ zero plot , The Transfer function F(s) is

  20. A.
    (s-b)(s-a1)(s-a2) (s-a3)
    B.
    (s+b)/(s+a1)(s+a2) (s+a3)
    C.
    (s+b)(s+a1)(s+a2) (s+a3)
    D.
    (s-b)/(s-a1)(s-a2) (s-a3)