Control Systems Which system is also known as automatic control system? Open loop control system Closed loop control system Either 1 or 2 Nether 1 nor 2 Open loop control system Closed loop control system Either 1 or 2 Nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The poles of the second order system are at -3 ± j4. The damping ratio of the system is 3/5 3/4 4/5 3/7 3/5 3/4 4/5 3/7 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Accurate and reliable output is possible with which of the following system? Both 1 and 2 None of these Closed loop control system Open loop control system Both 1 and 2 None of these Closed loop control system Open loop control system ANSWER DOWNLOAD EXAMIANS APP
Control Systems Force balancing equation for elastic element (K) is (where, x = displacement) K *x K d2x/dt2 None of these K dx/dt K *x K d2x/dt2 None of these K dx/dt ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? Gain margin and phase margins are positive Gain margin is negative but phase margin is positive Gain margin is positive but phase margin is negative Gain margin and phase margins are negative Gain margin and phase margins are positive Gain margin is negative but phase margin is positive Gain margin is positive but phase margin is negative Gain margin and phase margins are negative 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? 5 sec 6 sec 4 sec 2 sec 5 sec 6 sec 4 sec 2 sec ANSWER DOWNLOAD EXAMIANS APP
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