May/June 2026 Paper 21

2026 · 40 questions · 40 parts · 40 marks

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22Electromagnetic Spectrum ApplicationsEasy1 mark
Two rays of light are different colours. Which row is correct?
speeds of the two colours in a vacuumwavelengths of the two colours in a vacuum
Adifferentdifferent
Bdifferentthe same
Cthe samedifferent
Dthe samethe same