A

Admin • 802.91K Points
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Q. is a device that converts electrons to photons or vice-versa.

  • (A) antenna
  • (B) electron gun
  • (C) photon amplifier
  • (D) microwave tube
Explanation by: Admin
antenna is a device that converts electrons into photons or vice versa. a transmitting antenna converts electrons into photons while a receiving antenna converts photons into electrons.

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