Control Systems The transfer function of phase lead compensator is given by , where, T > 0, α < 0. What is the maximum phase shift provided by this compensator? cos-1((1 - α)/(1 + α) tan-1((1 - α)/(2√α) both 1 and 3 sin-1((1 - α)/(1 + α) cos-1((1 - α)/(1 + α) tan-1((1 - α)/(2√α) both 1 and 3 sin-1((1 - α)/(1 + α) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of non unity negative feedback system is , then the number of root locus branches equal to 0. 1. 2. 3. 0. 1. 2. 3. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Let P = Number of open loop poles and Z = Number of open loop zeros and P > Z, find the number of branches terminating at ∞? P Any of the above P - Z Z P Any of the above P - Z Z 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 minimum phase type. stable and of the non-minimum phase type. unstable and of the non minimum phase type . stable and of the minimum phase type. unstable and of the minimum phase type. stable and of the non-minimum phase type. unstable and of the non minimum phase type . ANSWER DOWNLOAD EXAMIANS APP
Control Systems A open loop transfer function is given as G(s) = (s+2)/(s+1)(s-1). Find the number of encirclements about '-1+j0'? 0 2 1 3 0 2 1 3 ANSWER DOWNLOAD EXAMIANS APP
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 0. 4. 2. 3. 0. 4. 2. 3. ANSWER DOWNLOAD EXAMIANS APP