Control Systems A linear time invariant system, initially at rest when subjected to a unit step input gave response c(t) = te-t (t ≥ 0). The transfer function of the system is 1/s(s+1)2 s/(s+1)2 (s+1)2/s s/(s+1) 1/s(s+1)2 s/(s+1)2 (s+1)2/s s/(s+1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems If two blocks having gains A and B respectively are in series connection, find the resultant gain using block diagram reduction technique? A-B A/B A+B A*B A-B A/B A+B A*B ANSWER DOWNLOAD EXAMIANS APP
Control Systems For type 1 system with parabolic input, the steady state error is zero. infinite. finite constant. indeterminate. zero. infinite. finite constant. indeterminate. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following combinations is/are correct electrical analogous elements in force-current analogy? Force (f) --------------------- Current (i) Velocity (v) ----------------- Voltage (V) All of these Spring element (K) --------- Inverse inductance (1/L) Force (f) --------------------- Current (i) Velocity (v) ----------------- Voltage (V) All of these Spring element (K) --------- Inverse inductance (1/L) ANSWER DOWNLOAD EXAMIANS APP
Control Systems In which of the following controller band width is increased? nether 1 nor 2 proportional plus derivative controller both 1 and 2 proportional plus integral controller nether 1 nor 2 proportional plus derivative controller both 1 and 2 proportional plus integral controller 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 the gain k is increased to infinity, then damping ratio will tend to become zero infinite 0.707 unity zero infinite 0.707 unity ANSWER DOWNLOAD EXAMIANS APP
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