In a ripple tank, the water is at a fixed depth. A water wave with constant frequency moves towards a gap in a barrier in the ripple tank. The gap is reduced in width. Which diagram shows the wave before and after the barrier?
Physics 9702 · AS & A Level · Diffraction
In a ripple tank, the water is at a fixed depth. A water wave with constant frequency moves towards a gap in a barrier in the ripple tank. The gap is reduced in width. Which diagram shows the wave before and after the barrier?