Control Systems 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 unity infinite zero 0.707 unity infinite zero 0.707 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following transfer functions represent under damped second order systems? 4/(s² + 2s + 4) 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) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the corner frequency for the following transfer function? G(s) = 1/(s+2) 1/4 rad/s 1/2 rad/s 4 rad/s 2 rad/s 1/4 rad/s 1/2 rad/s 4 rad/s 2 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of a linear time invariant system is given as G(s) = 10/(s² + 10s + 10). The steady state value of the output of the system for step input applied at time instant t=2 sec will be infinity undefined 0 1 infinity undefined 0 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A transfer function has a zero at s = -1 and poles at s = -1 ± j1. The multiplier being unity, if the input is step function, the steady state response is given by 2∠90° 0.5∠0° 1∠0° 0.5∠10° 2∠90° 0.5∠0° 1∠0° 0.5∠10° ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are represents the lead compensator? (s+2)/(s+5) (s+5)/(s+6) both 2 and 3 (s+2)/(s+1) (s+2)/(s+5) (s+5)/(s+6) both 2 and 3 (s+2)/(s+1) ANSWER DOWNLOAD EXAMIANS APP
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