Question Detail
Question
In a shallow tank, a water wave moves through a barrier with a narrow gap. The diagram shows the waves on the left-hand side and the right-hand side of the barrier. Which term describes the effect shown?
Correct Answer
Option D is the correct answer.
Detailed Explanation
Waves spreading out behind a narrow gap is the classic diffraction signature.
Hint
Waves spreading out behind a narrow gap is the classic diffraction signature.