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Control Systems

Control Systems
A second order control system has F(jω) = 100/(100 - ω² + 10√2 jω). Find the resonant peak?

 0.707
 0.5
 1
 1.5

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

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

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Control Systems
The unit impulse response of second order system is 1/6 * e-0.8t sin(0.6t). THen the natural frequency is

 0.6 rad/s
 0.8 rad/s
 2 rad/s
 1 rad/s

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Control Systems
The characteristic equation of a feedback control system is given by s³ + 5s² + (k + 6)s + k = 0. In the root loci diagram, the asymptotes of the root loci for large 'k' meet at a point in the s-plane whose coordinates are

 (-2,0)
 (-1,0)
 (1,0)
 (2,0)

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Control Systems
The value of gain margin of the system having G ( s )H ( s ) = 8 / ( s + 2 )3 is

 4.
 2.
 6.
  8.

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Control Systems
Find the type of the system given by

 3.
 4.
 1.
 2.

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