What is interference in the context of electromagnetic radiation?

  • A
    The process where two waves combine to form a resultant wave of greater,lower,or the same amplitude.
  • B
    The bending of light around the corners of an obstacle.
  • C
    The emission of electrons from a metal surface when light of a suitable frequency strikes it.
  • D
    The change in direction of a wave passing from one medium to another.

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