Control Systems The characteristic equation of a feedback control is 2s4 + s3 + 3s2 + 5s + 10 = 0. The no of roots in the right half of the s-plane is 2. 4. 3. 0. 2. 4. 3. 0. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Error at corner frequency ωcf of first order control system is ------- ±2 db ±1 db ±4 db ±3 db ±2 db ±1 db ±4 db ±3 db ANSWER DOWNLOAD EXAMIANS APP
Control Systems The phase of lead compensator of the system G ( s ) = ( s + a ) / ( s + b ) is at its maximum at: a / b. √( a / b). √( ab ). ab. a / b. √( a / b). √( ab ). ab. ANSWER DOWNLOAD EXAMIANS APP
Control Systems In a control system, an integrator is represented by 1 / s2. 1 / s. s2. s. 1 / s2. 1 / s. s2. s. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The unit step error coefficient of a system with unity feedback is 1. infinity. 0. 1/6. 1. infinity. 0. 1/6. ANSWER DOWNLOAD EXAMIANS APP
Control Systems In frequency response analysis of second order system, the error at corner frequency is 10 logξ -10 logξ -20 log2ξ 20 log2ξ 10 logξ -10 logξ -20 log2ξ 20 log2ξ ANSWER DOWNLOAD EXAMIANS APP
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