Control Systems The error of a system to a ramp input is 1/5, if the type of the system is decreased by one, then the error of unit step input is 0.2 0.167 5 6/5 0.2 0.167 5 6/5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a linear system is e-t, (t > 0). The corresponding transfer function is 1/s 1/s(s+1) 1/(s+1) s/(s+1) 1/s 1/s(s+1) 1/(s+1) s/(s+1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following statements is/are true? Centroid may be a part of root locus both 1 and 2 nether 1 nor 2 Centroid may not be a part of root locus Centroid may be a part of root locus both 1 and 2 nether 1 nor 2 Centroid may not be a part of root locus ANSWER DOWNLOAD EXAMIANS APP
Control Systems Negative feedback in a closed loop control system improves disturbance rejection. reduces gain. reduces sensitivity to parameter variation. All of these improves disturbance rejection. reduces gain. reduces sensitivity to parameter variation. All of these 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
Control Systems The transfer function of a system is G(s) = 100/((s+1)(s+100)). For unit step input to the system the approximate settling time for 2% criterion is 10 sec 100 sec 4 sec 400 sec 10 sec 100 sec 4 sec 400 sec ANSWER DOWNLOAD EXAMIANS APP
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