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 6.5 5 4 10 6.5 5 4 10 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The angle condition used for checking whether any point lies on root locus or not is........... ± (2q + 1) 180o. ± (2q + 1) 360o. ± (2q) 180o. ± (2q) 360o. ± (2q + 1) 180o. ± (2q + 1) 360o. ± (2q) 180o. ± (2q) 360o. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which system is also known as automatic control system? Open loop control system Nether 1 nor 2 Either 1 or 2 Closed loop control system Open loop control system Nether 1 nor 2 Either 1 or 2 Closed loop control system ANSWER DOWNLOAD EXAMIANS APP
Control Systems The optimum values of damping ratio is -------------- 0.3 to 0.7 0 to 2 0.3 to 5 0.9 to 1.1 0.3 to 0.7 0 to 2 0.3 to 5 0.9 to 1.1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A transfer function is given as The steady state sinusoidal response will become zero at a frequency response of 2 rad/s 4 rad/s 9 rad/s 3 rad/s 2 rad/s 4 rad/s 9 rad/s 3 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following are the disadvantages of a closed loop control system? Oscillatory response. Complex and costly. All of these Reduces the overall gain. Oscillatory response. Complex and costly. All of these Reduces the overall gain. ANSWER DOWNLOAD EXAMIANS APP
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