Control Systems A first order control system is initially at 0 V and subjected to a sudden input at t=0. Its output reaches 1.1 V in 4 sec and eventually reaches steady state of 2 V. Find the time constant? 5 sec 2 sec 4 sec 6 sec 5 sec 2 sec 4 sec 6 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems A controller transfer function is given by . What is its nature and parameter? lag compensator, β = 2 lag compensator, β = 10 lead compensator, α = 0.1 lead compensator, α = 0.2 lag compensator, β = 2 lag compensator, β = 10 lead compensator, α = 0.1 lead compensator, α = 0.2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? Gain margin is positive but phase margin is negative Gain margin and phase margins are negative Gain margin and phase margins are positive Gain margin is negative but phase margin is positive Gain margin is positive but phase margin is negative Gain margin and phase margins are negative Gain margin and phase margins are positive Gain margin is negative but phase margin is positive ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which one of the following is the steady state error for a step input applied to a unity feedback system with the open loop transfer function G(s) = 10/(s²+14s+50)? 1 infinite 0 0.83 1 infinite 0 0.83 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer functions of two compensators are given below. Which one is correct? which one is correct? C1 is a lag compensator and C2 i Both C1 and C2 are lag compensator. C1 is a lead compensator and C2 i Both C1 and C2 are lead compensator. C1 is a lag compensator and C2 i Both C1 and C2 are lag compensator. C1 is a lead compensator and C2 i Both C1 and C2 are lead compensator. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Lead compensator is used to improve ------------------ Transient response Both 1 and 2 Steady state response None of these Transient response Both 1 and 2 Steady state response None of these ANSWER DOWNLOAD EXAMIANS APP
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