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Microwave Communication - Engineering

Q1:

Assertion (A): The velocity of electromagnetic waves on overhead lines and coaxial cables is the same. Reason (R): Free space has an intrinsic impedance of 377 ohms.

A Both A and R are correct and R is correct explanation of A

B Both A and R are correct but R is not correct explanation of A

C A is correct but R is wrong

D A is wrong but R is correct

ANS:D - A is wrong but R is correct

Velocity of em waves on caoxial cables is less than that on overhead lines.