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 2 sec 6 sec 5 sec 4 sec 2 sec 6 sec 5 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback control system is G(s) = 1/((s(s+0.1s)(s+1)). The value of damping factor for which the resonant peek is equal to 1.4 is 0.953 0.386 0.707 0.263 0.953 0.386 0.707 0.263 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Time taken by the response to reach and stay within a specified error is called Settling time. Peak time. Peak overshoot. Raise time. Settling time. Peak time. Peak overshoot. Raise time. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system has poles at 0.01 Hz, 1 Hz and 80 Hz; zeros at 5 Hz, 100 Hz and 200 Hz. The approximate phase of the system response at 20 Hz is -90° 180° 90° -180° -90° 180° 90° -180° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation has the following roots for over damped stable system? -2,2 -2,-2 -2,-4 -2±j4 -2,2 -2,-2 -2,-4 -2±j4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems If two blocks having gains A and B respectively are in parallel connection, find the resultant gain using block diagram reduction technique? 2(A+B) A/B A+B A*B 2(A+B) A/B A+B A*B ANSWER DOWNLOAD EXAMIANS APP
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