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Control Systems

Control Systems
The amplitude spectrum of a Gaussian pulse is

 Uniform.
 Gaussian.
 Impulse function.
 A sine function.

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Control Systems
A property of phase lead compensation is that the

 bandwidth of closed loop system is reduced.
 overshoot is increased.
 rise time of closed loop system is reduced.
 gain margin is reduced.

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Control Systems
Force balancing equation of a dash-pot element is (where, x = displacement)

 B *x
 B dx/dt
 B d2x/dt2
None of these

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Control Systems
Error constants of a system are a measure of

 relative stability.
 transient state response.
 steady state response as well as transient state response.
 steady state response.

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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

 2.000.
 0.693.
 1.386.
 0.500.

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Control Systems
For the polynomial , find the number of roots which lie on the right half of s-plane?

 1
 4
 0
 2

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