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 Force balancing equation for elastic element (K) is (where, x = displacement) K dx/dt K d2x/dt2 K *x None of these K dx/dt K d2x/dt2 K *x None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems The output of the system has an effect upon the input quantity, then the system is a None of these 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. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following are the disadvantages of a closed loop control system? All of these Reduces the overall gain. Complex and costly. Oscillatory response. All of these Reduces the overall gain. Complex and costly. Oscillatory response. ANSWER DOWNLOAD EXAMIANS APP
Control Systems By using which of the following elements, mechanical translational systems are obtained? dash-pot spring element mass element All of these dash-pot spring element mass element All of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems Advantages of open loop control system is/are accurate. reliable. All of these simple and economical. accurate. reliable. All of these simple and economical. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS