Physics 9702 · AS & A Level · Stationary waves

Stationary waves — practice question

Two waves overlap. Which of the following is not a required condition for them to form a stationary wave?

  • AThey must be of the same type.
  • BThey must have the same period.
  • CThey must have the same wavelength.
  • DThey must travel in the same direction.

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