Microwave Communication

Assertion (A): Impedance matching can be done by using stubs. Reason (R): A double stub is used for impedance matching when frequency of signal varies.

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

Hollow metallic enclosures exhibit resonance behaviour when excited by electromagnetic field. These enclosures are called cavity resonators.

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