Control Systems The following transfer function represents a phase-lead compensator? 1/s (4s+2)/(6s+1) (s+4)/(s+6) (s+4)/(3s+6) 1/s (4s+2)/(6s+1) (s+4)/(s+6) (s+4)/(3s+6) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation has the following roots for over damped stable system? -2,-2 -2,-4 -2±j4 -2,2 -2,-2 -2,-4 -2±j4 -2,2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems If the magnitude of G(jω)H(jω) at phase crossover frequency is 0.5. Find the gain margin of the given system? 0.5 1 2 4 0.5 1 2 4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system has poles at 0.01 Hz, 1 Hz and 80 Hz; zeros at 5 Hz, 100 Hz and 200 Hz. The approximate phase of the system response at 20 Hz is 90° -90° -180° 180° 90° -90° -180° 180° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of an initally relaxed linear system is e-2tu(t). To produce a response of te-2tu(t), the input must be equal to 2e-tu(t). (0.5)e-2tu(t). e-tu(t). e-2tu(t). 2e-tu(t). (0.5)e-2tu(t). e-tu(t). e-2tu(t). ANSWER DOWNLOAD EXAMIANS APP
Control Systems Consider the function F(s) = ω/(s²+ω²). Where F(s) = Laplace transform of f(t). The final value of f(t) is equal to finite constant a value between -1 and +1 zero infinite finite constant a value between -1 and +1 zero infinite ANSWER DOWNLOAD EXAMIANS APP