Control Systems A second order control system is defined by the following equation: 4 d²c(t)/dt² + 8 dc(t)/dt + 16 c(t) = 16 u(t) The damping ratio and natural frequency for this system are respectively 0.25 and 4 rad/s 0.50 and 2 rad/s 0.50 and 4 rad/s 0.25 and 2 rad/s 0.25 and 4 rad/s 0.50 and 2 rad/s 0.50 and 4 rad/s 0.25 and 2 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems Time response for a second order control system depends on value of ξ. If ξ>1 then the system is called as critically damped system. over damped system. undamped system . under damped system. critically damped system. over damped system. undamped system . under damped system. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The Laplace transform of a transportation lag of 5 seconds is e5s. 1/(s-5). e-5s. 1/(s+5). e5s. 1/(s-5). e-5s. 1/(s+5). ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation for closed loop system is given as . The value of k for which the system becomes just stable is 6 4 8 2 6 4 8 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following combinations is/are correct electrical analogous elements in force-current analogy? Spring element (K) --------- Inverse inductance (1/L) All of these Force (f) --------------------- Current (i) Velocity (v) ----------------- Voltage (V) Spring element (K) --------- Inverse inductance (1/L) All of these Force (f) --------------------- Current (i) Velocity (v) ----------------- Voltage (V) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of the system described by d²/dt²(y(t)) + 3d/dt(y(t)) + 2y(t) = 5u(t) with u(t) as input and y(t) as output is 5/s(s²+3s+2) s(s²+3s+2)/5 5/(s²+3s+2) (s²+3s+2)/5 5/s(s²+3s+2) s(s²+3s+2)/5 5/(s²+3s+2) (s²+3s+2)/5 ANSWER DOWNLOAD EXAMIANS APP
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