Control Systems For a unity feedback control system open loop transfer function then acceleration error constant is 0. 50. 20. infinity. 0. 50. 20. infinity. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a linear system is e-t, (t > 0). The corresponding transfer function is 1/s(s+1) s/(s+1) 1/s 1/(s+1) 1/s(s+1) s/(s+1) 1/s 1/(s+1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Consider a point S = -3 + j4 in the s-plane. Then for a system with the open loop transfer function ? either 1 or 2 None of these S is on root locus S is not on root locus either 1 or 2 None of these S is on root locus S is not on root locus ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a second order under damped system subjected to unit step input the time response has first peak value to be 4 times the second over shoot. Determine the damping ratio ξ ? 0.87 0.707 0.087 0.07 0.87 0.707 0.087 0.07 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 20° 60° 3° 30° 20° 60° 3° 30° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of phase lead compensator is given by , where, T > 0, α < 0. What is the maximum phase shift provided by this compensator? sin-1((1 - α)/(1 + α) tan-1((1 - α)/(2√α) cos-1((1 - α)/(1 + α) both 1 and 3 sin-1((1 - α)/(1 + α) tan-1((1 - α)/(2√α) cos-1((1 - α)/(1 + α) both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP