Control Systems The transfer function of a plant is T(s) = 5/(s+5)(s² + 5 + 1). The second order approximation of T(s) using dominant pole concept is 1/(s² + 5 + 1) 5/(s² + 5 + 1) 5/(s+1)(s+5) 1/(s+1)(s+5) 1/(s² + 5 + 1) 5/(s² + 5 + 1) 5/(s+1)(s+5) 1/(s+1)(s+5) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The type number of the control system with G(s) = k(s+2)/(s(s²+2s+3) is 1 0 2 3 1 0 2 3 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The maximum phase lag occurs at the ------------------- of the two corner frequencies? arithmetic mean None of these either 1 or 2 geometric mean arithmetic mean None of these either 1 or 2 geometric mean ANSWER DOWNLOAD EXAMIANS APP
Control Systems The type of a control system is obtained from -------------- transfer function? closed loop both open loop and closed loop none of above. open loop closed loop both open loop and closed loop none of above. open loop ANSWER DOWNLOAD EXAMIANS APP
Control Systems When writing a transfer function which of the following loops are not valid loops? Both 1 and 2. Self loops at output node. Self loops at input node. Neither 1 nor 2. Both 1 and 2. Self loops at output node. Self loops at input node. Neither 1 nor 2. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system is stable for (where GM = Gain Margin and PM = Phase Margin): PM - ve. GM and PM both +ve. GM and PM both -ve. GM -ve. PM - ve. GM and PM both +ve. GM and PM both -ve. GM -ve. ANSWER DOWNLOAD EXAMIANS APP
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