Control Systems The characteristic equation has the following roots for over damped stable system? -2,-2 -2,2 -2,-4 -2±j4 -2,-2 -2,2 -2,-4 -2±j4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the Laplace transform for sinωt? 1/s² 1/s ω/(s²+ω²) s/(s²+ω²) 1/s² 1/s ω/(s²+ω²) s/(s²+ω²) 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 non-minimum phase type. unstable and of the minimum phase type. unstable and of the non minimum phase type . stable and of the minimum phase type. stable and of the non-minimum phase type. unstable and of the minimum phase type. unstable and of the non minimum phase type . stable and of the minimum phase type. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a system is c(t) = -te-t + 2 e-t (t>0). Its closed loop transfer function is (2s+2)/(s+1)² (2s+1)/(s+1)² (2s+2)/s² (2s+1)/s² (2s+2)/(s+1)² (2s+1)/(s+1)² (2s+2)/s² (2s+1)/s² ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the characteristics of negative feedback control system? Low sensitivity to parameter variations All of these Reduction in gain at the expense of better stability Rejection of disturbance signals Low sensitivity to parameter variations All of these Reduction in gain at the expense of better stability Rejection of disturbance signals ANSWER DOWNLOAD EXAMIANS APP
Control Systems Electrical analogous quantity for dash-pot in force-current analogy is capacitance. resistance. inductance. conductance. capacitance. resistance. inductance. conductance. ANSWER DOWNLOAD EXAMIANS APP