MCQ
An antenna is a device
  • A
    That converts electromagnetic energy into radio frequency signal
  • B
    That converts radio frequency signal into electromagnetic energy
  • That converts guided electromagnetic waves into free space electromagnetic waves and vice-versa
  • D
    None of these

Answer

Correct option: C.
That converts guided electromagnetic waves into free space electromagnetic waves and vice-versa
c
(c) An antenna is a metallic structure used to radiate or receive $EM$ waves.

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