Control Systems Number of sign changes in the entries in 1st column of Routh array denotes the no. of 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. open loop zeroes in RHP. zeroes of system in RHP. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The poles of the second order system are at -3 ± j4. The damping ratio of the system is 4/5 3/7 3/4 3/5 4/5 3/7 3/4 3/5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of the system described by the differential equation will be 1/3. e-3t u(t). e6t. (1/3) × (1-e-3t). 1/3. e-3t u(t). e6t. (1/3) × (1-e-3t). ANSWER DOWNLOAD EXAMIANS APP
Control Systems The Laplace transform of a transportation lag of 5 seconds is 1/(s+5). 1/(s-5). e5s. e-5s. 1/(s+5). 1/(s-5). e5s. e-5s. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Accurate and reliable output is possible with which of the following system? Closed loop control system Both 1 and 2 Open loop control system None of these Closed loop control system Both 1 and 2 Open loop control system None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feedback control system has an open loop transfer function G(s) = k/(s(s² + 7s + 12) The gain k for which s = -1 + j1 will lie on the root locus of the system is 5 4 10 6.5 5 4 10 6.5 ANSWER DOWNLOAD EXAMIANS APP
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