Control Systems A linear time invariant system has an impulse response e2t for t > 0 . If initial condition are 0 and input is e3t, the output for t > 0 is e2t + e3t. e3t - e2t. e2t - e3t. e5t. e2t + e3t. e3t - e2t. e2t - e3t. e5t. ANSWER DOWNLOAD EXAMIANS APP
Control Systems When compared to a 1st order LPF, a 2nd order LPF has faster drop in filter response. higher voltage gain. lower voltage gain. higher cut off frequency. faster drop in filter response. higher voltage gain. lower voltage gain. higher cut off frequency. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The error of a system to a ramp input is 1/5, if the type of the system is decreased by one, then the error of unit step input is 0.2 6/5 5 0.167 0.2 6/5 5 0.167 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 0.707 infinite unity zero 0.707 infinite unity zero ANSWER DOWNLOAD EXAMIANS APP
Control Systems A negative feedback closed loop control system is supplied to an input of 5 volt. The system has a forward gain of 1 and a feedback gain of 1. What is the output voltage? 1.0 Volt. 2.0 Volt. 1.5 Volt. 2.5 Volt. 1.0 Volt. 2.0 Volt. 1.5 Volt. 2.5 Volt. 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 e-tu(t). etu(t). e-t. et. e-tu(t). etu(t). e-t. et. ANSWER DOWNLOAD EXAMIANS APP
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