Control Systems Given the Laplace transform of f(t) = F(s), the Laplace transform of (f(t)e-at) is equal to F(s)/(s+a) e-as*F(s) F(s+a) eas*F(s) F(s)/(s+a) e-as*F(s) F(s+a) eas*F(s) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a linear system is e-t, (t > 0). The corresponding transfer function is 1/(s+1) s/(s+1) 1/s(s+1) 1/s 1/(s+1) s/(s+1) 1/s(s+1) 1/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems When writing a transfer function which of the following loops are not valid loops? Both 1 and 2. Neither 1 nor 2. Self loops at output node. Self loops at input node. Both 1 and 2. Neither 1 nor 2. Self loops at output node. Self loops at input node. ANSWER DOWNLOAD EXAMIANS APP
Control Systems When the input to a system was with drawn at t = 0, its output was found to decrease exponentially from 1000 units to 500 units in 1.386 sec. The time constant of the system is 2.000. 0.500. 0.693. 1.386. 2.000. 0.500. 0.693. 1.386. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Weighting function is in terms of ----------------- Laplace transform of the step response Laplace transform of the parabolic response Laplace transform of the ramp response Laplace transform of the impulse response Laplace transform of the step response Laplace transform of the parabolic response Laplace transform of the ramp response Laplace transform of the impulse response ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order system has peak over shoot = 50% and period of oscillations 0.2 seconds. Find the resonant frequency? 32.16 rad/s 31.41 rad/s 29.74 ra/s 30.63 rad/s 32.16 rad/s 31.41 rad/s 29.74 ra/s 30.63 rad/s ANSWER DOWNLOAD EXAMIANS APP