Control Systems The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the initial value? 0 1/4 3/5 3/9 0 1/4 3/5 3/9 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Number of sign changes in the entries in 1st column of Routh array denotes the no. of open loop zeroes in RHP. zeroes of system in RHP. roots of characteristic polynomial in RHP. open loop poles in RHP. open loop zeroes in RHP. zeroes of system in RHP. roots of characteristic polynomial in RHP. open loop poles in RHP. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Transient response is improved in case of lag network. lead network. none of these. both A and B. lag network. lead network. none of these. both A and B. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feedback control system has forward loop transfer function as e-Ts/s(s+1). Its phase value will be zero at frequency ω1. Which of the following equations should be satisfied by ω1? ω1 = cot(Tω1) Tω1 = tan(ω1) Tω1 = cot(ω1) ω1 = tan(Tω1) ω1 = cot(Tω1) Tω1 = tan(ω1) Tω1 = cot(ω1) ω1 = tan(Tω1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The initial slope of Bode plot for a transfer function having no poles at the origin is +10dB/decade. -10dB/decade. -20dB/decade. 0 dB/decade +10dB/decade. -10dB/decade. -20dB/decade. 0 dB/decade ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the example of actuator? All Electric motor Pneumatic motor Hydraulic motor All Electric motor Pneumatic motor Hydraulic motor ANSWER DOWNLOAD EXAMIANS APP
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