Differentiation of parabolic response is a -------------- response? impulse ramp parabolic step TRUE ANSWER : ? YOUR ANSWER : ?
In polar plots if the critical point '-1+j0' is enclosed then the system is -------- stable unstable critical stable marginally stable TRUE ANSWER : ? YOUR ANSWER : ?
Lowest critical frequency is due to zero and it may be present at the origin or nearer to the origin, then the type of network is LC circuit. RC circuit. RLC circuit. RL Circuit. TRUE ANSWER : ? YOUR ANSWER : ?
A proportional plus derivative controller both 1 and 2 improves the steady state accuracy has high sensitivity increases the stability of the system TRUE ANSWER : ? YOUR ANSWER : ?
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 N - 2B - 1. N - B + 1. B - N + 1. B + N. TRUE ANSWER : ? YOUR ANSWER : ?
The output of the system has an effect upon the input quantity, then the system is a open loop control system. None of these either 1 or 2. closed loop control system. TRUE ANSWER : ? YOUR ANSWER : ?
Find the corner frequency for the following transfer function? G(s) = 1/(s+2) 1/2 rad/s 1/4 rad/s 2 rad/s 4 rad/s TRUE ANSWER : ? YOUR ANSWER : ?
The open loop transfer function of a unity feedback control system is given by G(s) = k/s(s+1). If gain k is increased to infinity, then damping ratio will tend to become infinite unity 0.707 zero TRUE ANSWER : ? YOUR ANSWER : ?
If the transfer function of a phase lead compensator is (s+a)/(s+b) and that of a lag compensator is (s+p)/(s+q), then which one of the following sets of conditions must be satisfied? a > b, p > q a < b, p >q a < b, p < q a > b, p < q TRUE ANSWER : ? YOUR ANSWER : ?
In signal flow graph input node is node having only------------ None of these outgoing branches. incoming branches. both 1 and 2. TRUE ANSWER : ? YOUR ANSWER : ?