Control Systems Find the corner frequency for the following transfer function? G(s) = 1/(s+2) 1/2 rad/s 1/4 rad/s 4 rad/s 2 rad/s 1/2 rad/s 1/4 rad/s 4 rad/s 2 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems A transfer function has a zero at s = -1 and poles at s = -1 ± j1. The multiplier being unity, if the input is step function, the steady state response is given by 1∠0° 2∠90° 0.5∠0° 0.5∠10° 1∠0° 2∠90° 0.5∠0° 0.5∠10° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The output of the system has an effect upon the input quantity, then the system is a closed loop control system. either 1 or 2. open loop control system. None of these closed loop control system. either 1 or 2. open loop control system. None of these ANSWER DOWNLOAD EXAMIANS APP
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 final value? 1 3/5 1/4 0 1 3/5 1/4 0 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A first order control system is initially at 0 V and subjected to a sudden input at t=0. Its output reaches 1.1 V in 4 sec and eventually reaches steady state of 2 V. Find the time constant? 4 sec 5 sec 2 sec 6 sec 4 sec 5 sec 2 sec 6 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following controller is also known as anticipatory controller? both 1 and 3 derivative controller proportional controller integral controller both 1 and 3 derivative controller proportional controller integral controller ANSWER DOWNLOAD EXAMIANS APP