Control Systems Which of the following transfer functions represent under damped second order systems? All of these 2/(s² + 2s + 2) 1/(s² + s + 1) 4/(s² + 2s + 4) All of these 2/(s² + 2s + 2) 1/(s² + s + 1) 4/(s² + 2s + 4) ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system of constant voltage and constant frequency is called _________________ system. zero. None of these feedback. infinite. zero. None of these feedback. infinite. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of the control system depends on initial conditions of input and output. nature of the input. the system parameters alone. nature of the output. initial conditions of input and output. nature of the input. the system parameters alone. nature of the output. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Consider the following statements for phase lead compensation: The maximum phase lag occurs at the arithmetic mean of the two corner frequencies. both 1 and 2 Phase lead compensation shifts the gain crossover frequency to the right nether 1 nor 2 The maximum phase lag occurs at the arithmetic mean of the two corner frequencies. both 1 and 2 Phase lead compensation shifts the gain crossover frequency to the right nether 1 nor 2 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 3. 2. 4. 0. 3. 2. 4. 0. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the relation of damped natural frequency (ωd) (ωn) √(1-4ζ²) (ωn) √(1-1/ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²) (ωn) √(1-4ζ²) (ωn) √(1-1/ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²) ANSWER DOWNLOAD EXAMIANS APP