Control Systems Sparking between the contacts can be reduced by inserting a resistor in the line. a capacitor in series with the contacts. a capacitor in parallel with the contacts. a reactor in the line. a resistor in the line. a capacitor in series with the contacts. a capacitor in parallel with the contacts. a reactor in the line. ANSWER DOWNLOAD EXAMIANS APP
Control Systems First Foster form of a LC network represents which element in the beginning? Both A and B. Capacitor. Inductor. Resistor. Both A and B. Capacitor. Inductor. Resistor. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following represents the value of resonant frequency (ωr)? (ωn) √(1-ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²/2) 2*(ωn) √(1-ζ²) (ωn) √(1-ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²/2) 2*(ωn) √(1-ζ²) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Lowest critical frequency is due to pole and it may be present at the origin or nearer to the origin, then the type of network is Any of the above. RL. LC. RC. Any of the above. RL. LC. RC. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is given by What are the angles of asymptotes of the root loci for k ≥ 0? 120°, 180°, 240° 0°, 180°, 300° 0°, 120°, 240° 60°, 180°, 300° 120°, 180°, 240° 0°, 180°, 300° 0°, 120°, 240° 60°, 180°, 300° ANSWER DOWNLOAD EXAMIANS APP
Control Systems Time response for a second order control system depends on value of ξ. If ξ>1 then the system is called as undamped system . over damped system. critically damped system. under damped system. undamped system . over damped system. critically damped system. under damped system. ANSWER DOWNLOAD EXAMIANS APP
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