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Control Systems

Control Systems
Name test signals used in time response analysis?

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

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Control Systems
The impulse response of a linear system is e-t, (t > 0). The corresponding transfer function is

 1/s(s+1)
 1/s
 s/(s+1)
 1/(s+1)

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Control Systems
Which of the following statement is/are true statements?

 Type of the system is obtained from open loop transfer function
 The steady state analysis depends on type of the system
 Transient state analysis depends on order of the system
All of these

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Control Systems
The step response of the system described by the differential equation will be

 (1/6)*(1-e-6t).
 e6t.
 e-3t u(t).
 non of above.

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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
 3
 1
 5

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Control Systems
Certain control system has input u(t) and output c(t). If the input is first passed through a block having transfer function e-s and unit gain is applied to the applied to the system. The modified output will be

 c(t-1).u(t)
 c(t)u(t)
 c(t-1).u(t-1)
 c(t).u(t-1)

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