Control Systems A second order system has peak over shoot = 50% and period of oscillations 0.2 seconds. Find the resonant frequency? 29.74 ra/s 30.63 rad/s 31.41 rad/s 32.16 rad/s 29.74 ra/s 30.63 rad/s 31.41 rad/s 32.16 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a feedback control is 2s4 + s3 + 3s2 + 5s + 10 = 0. The no of roots in the right half of the s-plane is 4. 2. 0. 3. 4. 2. 0. 3. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The steady state error due to ramp input for a type two system is equal to non zero number. zero. infinite. constant. non zero number. zero. infinite. constant. 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
Control Systems The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the initial value? 3/5 1/4 0 3/9 3/5 1/4 0 3/9 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Sparking between the contacts can be reduced by inserting a capacitor in parallel with the contacts. a reactor in the line. a capacitor in series with the contacts. a resistor in the line. a capacitor in parallel with the contacts. a reactor in the line. a capacitor in series with the contacts. a resistor in the line. ANSWER DOWNLOAD EXAMIANS APP
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