Control Systems The optimum values of damping ratio is -------------- 0.3 to 0.7 0.3 to 5 0.9 to 1.1 0 to 2 0.3 to 0.7 0.3 to 5 0.9 to 1.1 0 to 2 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 1∠0° 2∠90° 0.5∠0° 0.5∠10° 1∠0° 2∠90° 0.5∠0° 0.5∠10° ANSWER DOWNLOAD EXAMIANS APP
Control Systems A proportional plus integral controller both 2 and 3 has high sensitivity it increases rise time increases the stability of the system both 2 and 3 has high sensitivity it increases rise time increases the stability of the system 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°, 120°, 240° 0°, 180°, 300° 60°, 180°, 300° 120°, 180°, 240° 0°, 120°, 240° 0°, 180°, 300° 60°, 180°, 300° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The magnitude condition for root locus is .................. |G(s)H(s)| = 2 |G(s)H(s)| = 0 |G(s)H(s)| = 1 |G(s)H(s)| = ∞ |G(s)H(s)| = 2 |G(s)H(s)| = 0 |G(s)H(s)| = 1 |G(s)H(s)| = ∞ ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system is stable for (where GM = Gain Margin and PM = Phase Margin): GM and PM both -ve. GM and PM both +ve. PM - ve. GM -ve. GM and PM both -ve. GM and PM both +ve. PM - ve. GM -ve. ANSWER DOWNLOAD EXAMIANS APP
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