Control Systems Force balancing equation of a dash-pot element is (where, x = displacement) None of these B dx/dt B *x B d2x/dt2 None of these B dx/dt B *x B d2x/dt2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a feedback control system is given by s³ + 5s² + (k + 6)s + k = 0. In the root loci diagram, the asymptotes of the root loci for large 'k' meet at a point in the s-plane whose coordinates are (-1,0) (-2,0) (1,0) (2,0) (-1,0) (-2,0) (1,0) (2,0) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The unit step response of the system is 1 - e-t(1+t). Which is the system? unstable stable critically stable oscillatory unstable stable critically stable oscillatory ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feedback control system has forward loop transfer function as e-Ts/s(s+1). Its phase value will be zero at frequency ω1. Which of the following equations should be satisfied by ω1? Tω1 = cot(ω1) ω1 = tan(Tω1) ω1 = cot(Tω1) Tω1 = tan(ω1) Tω1 = cot(ω1) ω1 = tan(Tω1) ω1 = cot(Tω1) Tω1 = tan(ω1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following represents the value of resonant frequency (ωr)? (ωn) √(1-ζ²) (ωn) √(1-ζ²/2) (ωn) √(1-2ζ²) 2*(ωn) √(1-ζ²) (ωn) √(1-ζ²) (ωn) √(1-ζ²/2) (ωn) √(1-2ζ²) 2*(ωn) √(1-ζ²) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of the control system depends on the system parameters alone. initial conditions of input and output. nature of the input. nature of the output. the system parameters alone. initial conditions of input and output. nature of the input. nature of the output. ANSWER DOWNLOAD EXAMIANS APP
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