Control Systems Number of sign changes in the entries in 1st column of Routh array denotes the no. of zeroes of system in RHP. roots of characteristic polynomial in RHP. open loop zeroes in RHP. open loop poles in RHP. zeroes of system in RHP. roots of characteristic polynomial in RHP. open loop zeroes in RHP. open loop poles in RHP. 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 could be unbounded. always bounded. tends to zero. none of these. could be unbounded. always bounded. tends to zero. none of these. ANSWER DOWNLOAD EXAMIANS APP
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 Which of the following transfer functions represent under damped second order systems? 1/(s² + s + 1) 4/(s² + 2s + 4) All of these 2/(s² + 2s + 2) 1/(s² + s + 1) 4/(s² + 2s + 4) All of these 2/(s² + 2s + 2) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are represents the lag compensator? both 1 and 2 (s+5)/(s+6) (s+2)/(s+5) (s+2)/(s+1) both 1 and 2 (s+5)/(s+6) (s+2)/(s+5) (s+2)/(s+1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems When the input to a system was with drawn at t = 0, its output was found to decrease exponentially from 1000 units to 500 units in 1.386 sec. The time constant of the system is 0.693. 2.000. 0.500. 1.386. 0.693. 2.000. 0.500. 1.386. ANSWER DOWNLOAD EXAMIANS APP
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