Control Systems Error at corner frequency ωcf of first order control system is ------- ±2 db ±1 db ±3 db ±4 db ±2 db ±1 db ±3 db ±4 db ANSWER DOWNLOAD EXAMIANS APP
Control Systems The value of gain margin of the system having G ( s )H ( s ) = 8 / ( s + 2 )3 is 4. 8. 6. 2. 4. 8. 6. 2. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Lead compensator is used to improve ------------------ Steady state response Both 1 and 2 None of these Transient response Steady state response Both 1 and 2 None of these Transient response ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following represents the value of resonant frequency (ωr)? (ωn) √(1-2ζ²) (ωn) √(1-ζ²) (ωn) √(1-ζ²/2) 2*(ωn) √(1-ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²) (ωn) √(1-ζ²/2) 2*(ωn) √(1-ζ²) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback system is given by G(s) = 1/(s+2)². The closed loop transfer function will have poles at -2,-1 -2,2 -2+j,-2-j -2,-2 -2,-1 -2,2 -2+j,-2-j -2,-2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the corner frequency for the following transfer function? G(s) = 1/(s+2) 1/2 rad/s 4 rad/s 2 rad/s 1/4 rad/s 1/2 rad/s 4 rad/s 2 rad/s 1/4 rad/s ANSWER DOWNLOAD EXAMIANS APP