Control Systems In the integral control of the single area system frequency error is reduced to zero. Then integrator output and speed changer position attain a constant value. integrator o/p increases but speed changer position comes down. integrator o/p decreases and speed changer position comes down. integrator o/p decreases but speed changer position moves up. integrator output and speed changer position attain a constant value. integrator o/p increases but speed changer position comes down. integrator o/p decreases and speed changer position comes down. integrator o/p decreases but speed changer position moves up. 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 3. 2. 4. 0. 3. 2. 4. 0. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The phase margin of a system having the loop transfer function G(s)H(s) = 2√3/s(s+1) is 60° 30° 45° 80° 60° 30° 45° 80° ANSWER DOWNLOAD EXAMIANS APP
Control Systems Force balancing equation of a dash-pot element is (where, x = displacement) B d2x/dt2 B dx/dt None of these B *x B d2x/dt2 B dx/dt None of these B *x ANSWER DOWNLOAD EXAMIANS APP
Control Systems The compensator would provide a maximum phase shift of 60o. 45o. 20o. 30o. 60o. 45o. 20o. 30o. ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a transfer function H (s) = P(s) / Q(s), where P (s) and Q (s) are polynomials in s. Then the degree of P (s) and Q (s) are same. degree of P (s) is independent of degree of Q (s). maximum degree of P (s) and Q (s) differ at most by one. the degree of P (s) is always greater than the degree of Q (s). the degree of P (s) and Q (s) are same. degree of P (s) is independent of degree of Q (s). maximum degree of P (s) and Q (s) differ at most by one. the degree of P (s) is always greater than the degree of Q (s). ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS