Download Aptitude Crack
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Communication Systems - Engineering

Q1:

Fields are said to be circularly polarised if their magnitudes are

A equal and they are in phase

B equal but they differ in phase by ± 90°

C unequal and differ in phase by ± 90°

D unequal but are in phase

ANS:B - equal but they differ in phase by ± 90°

Magnitudes should be equal and phase angle ± 90°.