Control Systems Which of the following transfer functions represent under damped second order systems? 2/(s² + 2s + 2) All of these 1/(s² + s + 1) 4/(s² + 2s + 4) 2/(s² + 2s + 2) All of these 1/(s² + s + 1) 4/(s² + 2s + 4) ANSWER DOWNLOAD EXAMIANS APP
Control Systems A controller transfer function is given by . What is its nature and parameter? lead compensator, α = 0.2 lead compensator, α = 0.1 lag compensator, β = 10 lag compensator, β = 2 lead compensator, α = 0.2 lead compensator, α = 0.1 lag compensator, β = 10 lag compensator, β = 2 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. N - B + 1. B - N + 1. N - 2B - 1. B + N. N - B + 1. B - N + 1. N - 2B - 1. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The output of the system has an effect upon the input quantity, then the system is a closed loop control system. either 1 or 2. None of these open loop control system. closed loop control system. either 1 or 2. None of these open loop control system. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Number of sign changes in the entries in 1st column of Routh array denotes the no. of roots of characteristic polynomial in RHP. open loop poles in RHP. zeroes of system in RHP. open loop zeroes in RHP. roots of characteristic polynomial in RHP. open loop poles in RHP. zeroes of system in RHP. open loop zeroes in RHP. ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a second order under damped system subjected to unit step input the time response has first peak value to be 4 times the second over shoot. Determine the damping ratio ξ ? 0.707 0.87 0.087 0.07 0.707 0.87 0.087 0.07 ANSWER DOWNLOAD EXAMIANS APP
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