Physics (AS & A Level) · Oct / Nov 2019 · Paper 12 · Question 24
Two electromagnetic waves have wavelengths of 5.0 × 10⁻⁷ m and 5.0 × 10⁻² m. Which row identifies the regions of the electromagnetic spectrum to which the waves belong?
- Aultraviolet / infrared
- Bvisible / microwave
- Cultraviolet / microwave
- Dvisible / infrared
As printed in the paper
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Correct answer: B. visible / microwave
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