Control Systems When the system gain is doubled the gain margin becomes? 1/2 times 2 times Remains unaffected None of these 1/2 times 2 times Remains unaffected None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems The unit step response of the system is 1 - e-t(1+t). Which is the system? critically stable oscillatory stable unstable critically stable oscillatory stable unstable ANSWER DOWNLOAD EXAMIANS APP
Control Systems The input-output relationship of a linear time invariant continuous time system is given by r(t) = d²c(t)/dt² + 3 dc(t)/dt + 2 c(t) Where r(t) and c(t) are input and output respectively. What is the transfer function of the system equal to? 1/(s² + s + 2) 2/(s² + 3s + 2) 2/(s² + s + 2) 1/(s² + 3s + 2) 1/(s² + s + 2) 2/(s² + 3s + 2) 2/(s² + s + 2) 1/(s² + 3s + 2) ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a lead compensator, the poles lie: on LHS before zero. on origin. on RHS. on LHS. on LHS before zero. on origin. on RHS. on LHS. ANSWER DOWNLOAD EXAMIANS APP
Control Systems When writing a transfer function which of the following loops are not valid loops? Self loops at input node. Self loops at output node. Both 1 and 2. Neither 1 nor 2. Self loops at input node. Self loops at output node. Both 1 and 2. Neither 1 nor 2. 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 (s²+3s+2)/5 5/(s²+3s+2) s(s²+3s+2)/5 5/s(s²+3s+2) (s²+3s+2)/5 5/(s²+3s+2) s(s²+3s+2)/5 5/s(s²+3s+2) ANSWER DOWNLOAD EXAMIANS APP
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