a) Bode plot b) Nyquist plot c) Higher frequencies d) None of these Ans: (c)
a) Nyquist plot b) Bode plot c) Routh Hurwitz method d) Nicholas chart Ans: (a)
a) Polar plot b) Routh’s criterion c) Nyquist criterion d) None of these Ans: (b)
a) Zeros of 1+G(S). H(s) b) Zeros of G(s) H(s) c) Poles of G(s) H(s) d) Poles of 1 + G(s) H(s) Ans: (a)
a) Roots move away from zeros b) Roots coincide with poles c) Roots move away from poles d) None of these Ans: (b)
a) Damping ratio b) Natural frequency of oscillation c) Both (a) and (b) d) Damped frequency of oscillation Ans: (b)
a) Origin b) Lower frequencies c) Higher frequencies d) None of these Ans: (c)
a) Low pass filter b) High pass filter c) Band pass filter d) Band stop filter Ans: (a)
a) Increase value of the real part of closed loop b) Decrease value of the real part of closed loop c) Not change value of the real part of closed loop d) None of these Ans: (c)
a) Homogeneity b) Reciprocity c) Superposition and homogeneity d) None of these Ans: (c)
a) Asymptote b) Circle with centre at the origin c) Parabola d) Ellipse Ans: (b)
a) Number of poles b) Number of zeros c) Sum of poles and zeros d) Difference of poles and zeros Ans: (a)
a) 180°/(m + n) b) 360°/(m + n) c) 360°/(m - n) d) 180°/(m - n) Ans: (c)