Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 60° 20° 30° 3° 60° 20° 30° 3° ANSWER DOWNLOAD EXAMIANS APP
Control Systems Consider a network function H(s) = 2(s+3)/{(s+2)(s+4)}. What is the steady state response due to step input? 4/3 3/4 1/2 1 4/3 3/4 1/2 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the stability for the following transfer function G(s) = 50/s(s+5) ? Stable Marginally stable Critically stable Unstable Stable Marginally stable Critically stable Unstable ANSWER DOWNLOAD EXAMIANS APP
Control Systems A proportional plus derivative controller has high sensitivity both 1 and 2 improves the steady state accuracy increases the stability of the system has high sensitivity both 1 and 2 improves the steady state accuracy increases the stability of the system ANSWER DOWNLOAD EXAMIANS APP
Control Systems Certain control system has input u(t) and output c(t). If the input is first passed through a block having transfer function e-s and unit gain is applied to the applied to the system. The modified output will be c(t-1).u(t-1) c(t).u(t-1) c(t)u(t) c(t-1).u(t) c(t-1).u(t-1) c(t).u(t-1) c(t)u(t) c(t-1).u(t) ANSWER DOWNLOAD EXAMIANS APP
Control Systems When the input to a system was with drawn at t = 0, its output was found to decrease exponentially from 1000 units to 500 units in 1.386 sec. The time constant of the system is 2.000. 0.693. 0.500. 1.386. 2.000. 0.693. 0.500. 1.386. ANSWER DOWNLOAD EXAMIANS APP
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