EXAMIANS
The impulse response of a system is c(t) = -te-t + 2 e-t (t>0). Its open loop transfer function is
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A transfer function has a zero at s = -1 and poles at s = -1 ± j1. The multiplier being unity, if the input is step function, the steady state response is given by
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A system is stable for (where GM = Gain Margin and PM = Phase Margin):
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The maximum phase lag occurs at the ------------------- of the two corner frequencies?
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Time constant is defined as the time taken by the response of the system to reach ----------- ?
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At which frequency does the Bode magnitude plots for the functions K/S2 have gain crossover frequency
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Find the relation of damped natural frequency (ωd)
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A control system has open loop transfer function G(s) = k/(s(s + 2). Find the break away point?
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A first order control system is initially at 0 V and subjected to a sudden input at t=0. Its output reaches 1.1 V in 4 sec and eventually reaches steady state of 2 V. Find the time constant?
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Error at corner frequency ωcf of first order control system is -------
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