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Control Systems

Control Systems
A ramp input applied to an unity feedback system results in 5% steady state error. The type number of the system is...........?

 2
 5
 1
 3

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Control Systems
The transfer function of a linear time invariant system is given as G(s) = 10/(s² + 10s + 10). The steady state value of the output of the system for step input applied at time instant t=2 sec will be

 infinity
 undefined
 0
 1

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Control Systems
The Laplace transform of a transportation lag of 5 seconds is

 e-5s.
 1/(s+5).
 e5s.
 1/(s-5).

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Control Systems
The position and velocity error coefficient for the transfer function given below are respectively

 0 and infinity.
 0 and 0.
 50 and infinity.
 50 and 0.

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Control Systems
None of the poles of a linear control system lie in the right half of s plane. For a bounded input, the output of this system

  could be unbounded.
  always bounded.
  none of these.
  tends to zero.

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Control Systems
Lowest critical frequency is due to zero and it may be present at the origin or nearer to the origin, then the type of network is

 RC circuit.
 RLC circuit.
 LC circuit.
 RL Circuit.

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