Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 30° 60° 3° 20° 30° 60° 3° 20° ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the order of a system given by 3. 2. 5. 4. 3. 2. 5. 4. ANSWER DOWNLOAD EXAMIANS APP
Control Systems When the system gain is doubled the gain margin becomes? Remains unaffected 1/2 times None of these 2 times Remains unaffected 1/2 times None of these 2 times ANSWER DOWNLOAD EXAMIANS APP
Control Systems Force balancing equation for elastic element (K) is (where, x = displacement) None of these K *x K d2x/dt2 K dx/dt None of these K *x K d2x/dt2 K dx/dt 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? 2 sec 6 sec 5 sec 4 sec 2 sec 6 sec 5 sec 4 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems An open loop control system, represented by the transfer function G ( s ) = ( s - 1 ) / ( s + 2 )( s + 3 ), is stable and of the minimum phase type. unstable and of the non minimum phase type . unstable and of the minimum phase type. stable and of the non-minimum phase type. stable and of the minimum phase type. unstable and of the non minimum phase type . unstable and of the minimum phase type. stable and of the non-minimum phase type. ANSWER DOWNLOAD EXAMIANS APP