Control Systems When compared to a 1st order LPF, a 2nd order LPF has lower voltage gain. higher cut off frequency. faster drop in filter response. higher voltage gain. lower voltage gain. higher cut off frequency. faster drop in filter response. higher voltage gain. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A control system has open loop transfer function . Break away point is lies between -4 and -6. 0 and -4. 0 and 4. any of the above. -4 and -6. 0 and -4. 0 and 4. any of the above. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Force balancing equation of a dash-pot element is (where, x = displacement) None of these B dx/dt B d2x/dt2 B *x None of these B dx/dt B d2x/dt2 B *x ANSWER DOWNLOAD EXAMIANS APP
Control Systems A function y (t) satisfies the following differential equation : Where, δ (t) is the delta function. Assuming zero initial condition and denoting the unit step function by u(t), y(t) can be formed as etu(t). et. e-tu(t). e-t. etu(t). et. e-tu(t). e-t. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a system is c(t) = -te-t + 2 e-t (t>0). Its open loop transfer function is (2s+2)/(s+1)² (2s+1)/s² (2s+2)/s² (2s+1)/(s+1)² (2s+2)/(s+1)² (2s+1)/s² (2s+2)/s² (2s+1)/(s+1)² 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
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