Control Systems The following transfer function represents a phase-lead compensator? (s+4)/(3s+6) 1/s (s+4)/(s+6) (4s+2)/(6s+1) (s+4)/(3s+6) 1/s (s+4)/(s+6) (4s+2)/(6s+1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation has the following roots for over damped stable system? -2,2 -2±j4 -2,-4 -2,-2 -2,2 -2±j4 -2,-4 -2,-2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is give by s(s + 4)(s² + 2s + 1) + k(s + 1) = 0. Find the angle between the asymptotes? 360° 120° 180° 60° 360° 120° 180° 60° ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a lead compensator, the poles lie: on LHS before zero. on origin. on RHS. on LHS. on LHS before zero. on origin. on RHS. on LHS. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Consider the following statements for phase lead compensation: nether 1 nor 2 The maximum phase lag occurs at the arithmetic mean of the two corner frequencies. Phase lead compensation shifts the gain crossover frequency to the right both 1 and 2 nether 1 nor 2 The maximum phase lag occurs at the arithmetic mean of the two corner frequencies. Phase lead compensation shifts the gain crossover frequency to the right both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the characteristics of negative feedback control system? Reduction in gain at the expense of better stability Rejection of disturbance signals All of these Low sensitivity to parameter variations Reduction in gain at the expense of better stability Rejection of disturbance signals All of these Low sensitivity to parameter variations ANSWER DOWNLOAD EXAMIANS APP
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