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Control Systems

Control Systems
Settling time for 5% tolerance band is -------------

 4T.
 3T.
 5T.
 2T.

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Control Systems
The amplitude spectrum of a Gaussian pulse is

 Gaussian.
 Uniform.
 Impulse function.
 A sine function.

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Control Systems
A second order control system has a transfer function 16/(s² + 4s + 16). Find the settling time for 2% tolerance?

 5 sec
 2 sec
 4 sec
 10 sec

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Control Systems
In frequency response analysis of second order system, the error at corner frequency is

 -10 logξ
 -20 log2ξ
 20 log2ξ
 10 logξ

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Control Systems
Consider the following statements for phase lead compensation:

 The maximum phase lag occurs at the arithmetic mean of the two corner frequencies.
 both 1 and 2
 Phase lead compensation shifts the gain crossover frequency to the right
 nether 1 nor 2

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Control Systems
A control system has open loop transfer function . Break away point is lies between

 0 and 4.
 0 and -4.
 -4 and -6.
 any of the above.

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