Control Systems A transfer function has its zero in the right half of the s-plane. The function is positive real is minimum phase is non-minimum phase will give stable impulse response is positive real is minimum phase is non-minimum phase will give stable impulse response ANSWER DOWNLOAD EXAMIANS APP
Control Systems To achieve the optimum transient response, the indicating instruments are so designed as to provide damping which is slightly less than the critical value. provide damping which is slightly more than the critical value. be critically damped. be undamped. provide damping which is slightly less than the critical value. provide damping which is slightly more than the critical value. be critically damped. be undamped. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order control system is defined by the following equation: 4 d²c(t)/dt² + 8 dc(t)/dt + 16 c(t) = 16 u(t) The damping ratio and natural frequency for this system are respectively 0.50 and 4 rad/s 0.25 and 2 rad/s 0.50 and 2 rad/s 0.25 and 4 rad/s 0.50 and 4 rad/s 0.25 and 2 rad/s 0.50 and 2 rad/s 0.25 and 4 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems A negative feedback closed loop control system is supplied to an input of 5 volt. The system has a forward gain of 1 and a feedback gain of 1. What is the output voltage? 1.5 Volt. 2.5 Volt. 2.0 Volt. 1.0 Volt. 1.5 Volt. 2.5 Volt. 2.0 Volt. 1.0 Volt. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback system is given by G(s) = 1/(s+2)². The closed loop transfer function will have poles at -2,2 -2,-2 -2+j,-2-j -2,-1 -2,2 -2,-2 -2+j,-2-j -2,-1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Sparking between the contacts can be reduced by inserting a capacitor in parallel with the contacts. a capacitor in series with the contacts. a resistor in the line. a reactor in the line. a capacitor in parallel with the contacts. a capacitor in series with the contacts. a resistor in the line. a reactor in the line. ANSWER DOWNLOAD EXAMIANS APP
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