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Control Systems

Control Systems
Find the bandwidth of the system, when rise time of the system is give as 1msec?

 1 kHz
 750 Hz
 350 Hz
 500 Hz

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Control Systems
When the input to a system was with drawn at t = 0, its output was found to decrease exponentially from 1000 units to 500 units in 1.386 sec. The time constant of the system is

 0.693.
 1.386.
 2.000.
 0.500.

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Control Systems
Time taken for the response to rise from zero to 100 % for very first time is called

 Rise time.
 Peak time.
 Settling time.
 Delay time.

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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
 1
 0
 undefined

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Control Systems
For a unity feedback control system open loop transfer function then velocity error constant is

 50.
 10.
 0.
 infinity.

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Control Systems
Transfer function of zero order hold response is

 (1 / s) × (1 - e-st).
 (1 / s) × (1 - est).
 (s) × (1 - est).
 (1 / s) × e-st.

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