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). e-t. etu(t). et. e-tu(t). e-t. etu(t). et. 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+1)/s² (2s+2)/(s+1)² (2s+1)/(s+1)² (2s+2)/s² (2s+1)/s² (2s+2)/(s+1)² (2s+1)/(s+1)² (2s+2)/s² ANSWER DOWNLOAD EXAMIANS APP
Control Systems The graph of an electrical network has N nodes and B branches. The number of links, L with respect to the choice of a tree, is given by B - N + 1. N - 2B - 1. N - B + 1. B + N. B - N + 1. N - 2B - 1. N - B + 1. B + N. ANSWER DOWNLOAD EXAMIANS APP
Control Systems None of the poles of a linear control system lie in the right half of s plane. For a bounded input, the output of this system tends to zero. always bounded. none of these. could be unbounded. tends to zero. always bounded. none of these. could be unbounded. 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 Accurate and reliable output is possible with which of the following system? Both 1 and 2 None of these Closed loop control system Open loop control system Both 1 and 2 None of these Closed loop control system Open loop control system ANSWER DOWNLOAD EXAMIANS APP