Control Systems The phase of lead compensator of the system G ( s ) = ( s + a ) / ( s + b ) is at its maximum at: √( ab ). a / b. ab. √( a / b). √( ab ). a / b. ab. √( a / b). ANSWER DOWNLOAD EXAMIANS APP
Control Systems In the integral control of the single area system frequency error is reduced to zero. Then integrator o/p increases but speed changer position comes down. integrator o/p decreases and speed changer position comes down. integrator output and speed changer position attain a constant value. integrator o/p decreases but speed changer position moves up. integrator o/p increases but speed changer position comes down. integrator o/p decreases and speed changer position comes down. integrator output and speed changer position attain a constant value. integrator o/p decreases but speed changer position moves up. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Lowest critical frequency is due to zero and it may be present at the origin or nearer to the origin, then the type of network is RLC circuit. RL Circuit. LC circuit. RC circuit. RLC circuit. RL Circuit. LC circuit. RC circuit. ANSWER DOWNLOAD EXAMIANS APP
Control Systems When compared to a 1st order LPF, a 2nd order LPF has lower voltage gain. higher voltage gain. higher cut off frequency. faster drop in filter response. lower voltage gain. higher voltage gain. higher cut off frequency. faster drop in filter response. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Sparking between the contacts can be reduced by inserting a reactor in the line. a capacitor in parallel with the contacts. a resistor in the line. a capacitor in series with the contacts. a reactor in the line. a capacitor in parallel with the contacts. a resistor in the line. a capacitor in series with the contacts. ANSWER DOWNLOAD EXAMIANS APP
Control Systems If two blocks having gains A and B respectively are in series connection, find the resultant gain using block diagram reduction technique? A-B A*B A+B A/B A-B A*B A+B A/B ANSWER DOWNLOAD EXAMIANS APP