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Control Systems

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

 10.
 0.
 50.
 infinity.

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Control Systems
Time taken by the response to reach and stay within a specified error is called

 Raise time.
 Settling time.
 Peak time.
 Peak overshoot.

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Control Systems
Time constant is defined as the time taken by the response of the system to reach ----------- ?

 100% of the final value
 70.7% of the final value
 50% of the final value
 63% of the final value

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Control Systems
The system is initially critical damped. If the gain of the system is doubled, then it will exhibit

 critical damped characteristics.
 under damped characteristics.
 over damped characteristics.
 undamped characteristics.

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Control Systems
In signal flow graph input node is node having only------------

 both 1 and 2.
 incoming branches.
 outgoing branches.
None of these

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Control Systems
Which of the following is/are the disadvantages of an open loop control system?

None of these
 both 1 and 2.
 Inaccurate.
 Unreliable.

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MORE MCQ ON Control Systems

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