Automatic Control Systems - Engineering

Q1:

Consider the following statements about polar plots
  1. Addition of a non-zero pole to a transfer function results in further rotation of polar plot through an angle of - 90° as ω → ∞
  2. Addition of a pole at the origin to a transfer function rotates the polar plot at zero and infinite frequencies by a further angle of - 90°
Of the above statements:

A Both are correct

B Both are wrong

C 1 is correct and 2 is wrong

D 2 is correct and 1 is wrong

ANS:A - Both are correct

No answer description is available.