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Control Systems

Control Systems
A control system has open loop transfer function G(s) = k/(s(s + 2). Find the break away point?

 1
 -1
 2
 -2

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

 500 Hz
 750 Hz
 1 kHz
 350 Hz

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Control Systems
Electrical analogous element for damper element (force-voltage analogy) in mechanical translation system is

 inductor
 capacitor
 resistor
 any of the above

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Control Systems
The unit impulse response of second order system is 1/6 * e-0.8t sin(0.6t). THen the natural frequency is

 2 rad/s
 0.6 rad/s
 1 rad/s
 0.8 rad/s

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

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Control Systems
At which frequency does the Bode magnitude plots for the functions K/S2 have gain crossover frequency

 ω = K2 rad/sec.
 ω = 0 rad/sec.
 ω = K rad/sec.
 ω = √K rad/sec.

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