Q. An undamped system is stable.

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Q. For negative damping, the system is unstable.

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Q. If the poles of a system transfer function are equal and imaginary, the system is ________

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Q. The settling time is a measure of _________

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Q. If the natural frequency of a system increases, the rise time ________

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Q. The time constant of a system is ________

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Q. Which of the following command generates the transfer function of a system?

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Q. Which of the following command generates the impulse response of a system which has more zeros than poles?

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Q. Which of the following command gives the step response characteristics of a control system?

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Q. For a step response of the system 1/s2+1, the maximum overshoot is __________

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Q. The steady state error of the system with a forward path transfer function G(s)=13(s-1)/(s-1) and with a parabolic input is _______

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Q. If the damping factor is less than the damping factor at critical damping, the time response of the system is ___________

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Q. If the damping ratio is equal to 1, a second-order system is _________

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Q. If the damping factor is zero, the unit-step response is

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Q. Which of the following command will reveal the damping ratio of the system?

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Q. For non-unity feedback system, the error is calculated with respect to the reference signal.

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Q. Delay time is the time required by a system to reach a quarter of its steady state value.

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Q. The steady state value of a system is _____ it’s a transient response.

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Q. The transient response, yt(t), of a system becomes ____ as t tends to infinity.

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Q. The differential equation d2p/dt2=9t has a solution.

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