Some properties of different bands of ultraviolet (UV) radiation are shown in the table below.
| Ultraviolet Band | Wavelength range | Ozone absorption |
|---|---|---|
| UV-A | 315 nm to 400 nm | Minimal |
| UV-B | 280 nm to 315 nm | High |
| UV-C | 100 nm to 280 nm | Total |
The speed of electromagnetic waves in a vacuum is 3.00 × 108 m s-1.
Calculate the frequency of the longest wavelength of UV-B radiation.
Show your working and give your answer to 3 significant figures.
64 exam-style questions on Edexcel GCSE Physics 4.1 Wave properties. Each one has a worked solution and a mark scheme showing where the marks go.