Parallel water waves in a ripple tank are diffracted as they pass through a gap in a barrier.
Three changes that can be made to this experiment are:
Which changes will cause the diffracted waves to be more curved (spread out more)?
1, 2 and 3
1 and 2 only
2 and 3 only
1 only
237 exam-style questions on CIE IGCSE Physics General properties of waves, covering General properties of waves. Each one has a worked solution and a mark scheme showing where the marks go.