Control Systems Which of the following is/are the characteristics of negative feedback control system? All of these Rejection of disturbance signals Reduction in gain at the expense of better stability Low sensitivity to parameter variations All of these Rejection of disturbance signals Reduction in gain at the expense of better stability Low sensitivity to parameter variations ANSWER DOWNLOAD EXAMIANS APP
Control Systems A transfer function has a zero at s = -1 and poles at s = -1 ± j1. The multiplier being unity, if the input is step function, the steady state response is given by 0.5∠10° 1∠0° 0.5∠0° 2∠90° 0.5∠10° 1∠0° 0.5∠0° 2∠90° ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the Laplace transform for sinωt? ω/(s²+ω²) 1/s 1/s² s/(s²+ω²) ω/(s²+ω²) 1/s 1/s² s/(s²+ω²) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Given the transfer function of a system. Which of the following characteristics does it have? any of the above Under damped Over damped Critical damped any of the above Under damped Over damped Critical damped ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is given below: The system is critical stable marginally stable stable unstable critical stable marginally stable stable unstable ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following represents the value of resonant frequency (ωr)? (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) (ωn) √(1-2ζ²) ANSWER DOWNLOAD EXAMIANS APP