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Control Systems

Control Systems
Advantages of open loop control system is/are

All of these
 simple and economical.
 reliable.
 accurate.

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Control Systems
Name test signals used in time response analysis?

  All of B, C, D.
  Unit step.
  Unit ramp.
  Impulse.

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Control Systems
For the polynomial , number of roots which lie in the right half of s-plane is

 2
 4
 3
 1

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Control Systems
Time response for a second order control system depends on value of ξ. If ξ>1 then the system is called as

 undamped system .
 over damped system.
 under damped system.
 critically damped system.

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Control Systems
The Laplace transformation of f(t) is F(S) given the final value of f(t) is

 One.
 Zero.
 Infinite.
 None of them.

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Control Systems
What is the type of closed loop system for the plant transfer function G(s) = k/s²(1+Ts) and with unity feedback?

 2
 3
 1
 0

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