Control Systems When writing a transfer function which of the following loops are not valid loops? Neither 1 nor 2. Both 1 and 2. Self loops at input node. Self loops at output node. Neither 1 nor 2. Both 1 and 2. Self loops at input node. Self loops at output node. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The Laplace transformation of f(t) is F(S) given the final value of f(t) is One. None of them. Infinite. Zero. One. None of them. Infinite. Zero. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which system is also known as automatic control system? Closed loop control system Open loop control system Either 1 or 2 Nether 1 nor 2 Closed loop control system Open loop control system Either 1 or 2 Nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Lead compensator is used to improve ------------------ Transient response None of these Steady state response Both 1 and 2 Transient response None of these Steady state response Both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback control system is given by G(s) = k/s(s+1). If gain k is increased to infinity, then damping ratio will tend to become infinite 0.707 zero unity infinite 0.707 zero unity ANSWER DOWNLOAD EXAMIANS APP
Control Systems The value of 'a' in to give phase margin = 45o will be 1.414. 0.9. 1.18. 0.707. 1.414. 0.9. 1.18. 0.707. ANSWER DOWNLOAD EXAMIANS APP