Diffraction does NOT change:

  1. the frequency of the waves
  2. the shape of the wavefronts
  3. the direction of the waves
  4. the region the waves reach
Answer

A) the frequency of the waves

Only direction/spreading changes. SLO P-11-D-13 · Understanding

Physics MCQ · More Superposition, Stationary Waves and Beats MCQs · Practise