Electronics and Communication Engineering - Automatic Control Systems - Discussion

Discussion Forum : Automatic Control Systems - Section 2 (Q.No. 38)

Automatic Control Systems

38.

The functions

and

have

identical magnitude and phase curves

identical magnitude curves but different phase curves

different magnitude curves but identical phase curves

different magnitude and phase curves

Answer: Option

Explanation:

Magnitude are the same. i.e. .

However phase angles are different because the phase angle of 1 - jωT³ is negative but that of 1 - jωT³ is positive.

Discussion:

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