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Control Systems

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
Time response for a second order system depends on value of ξ. If ξ = 1 then the system is called as

 under damped system.
 undamped system.
 over damped system.
 critically damped system.

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Control Systems
The device necessarily used for automatic temperature control in a furnace is

 Thermostat.
 Any of above.
 Thermocouple.
 Auto-transformer.

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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.
 Delay time.
 Peak time.
 Settling time.

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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...........?

 3
 1
 2
 5

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

 e-3t u(t).
 (1/3) × (1-e-3t).
 1/3.
 e6t.

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