Physics (AS & A Level) · Oct / Nov 2019 · Paper 11 · Question 25
An electromagnetic wave has a wavelength of 138 pm in a vacuum. To which region of the electromagnetic spectrum does this wave belong?
- Aradio wave
- Bmicrowave
- Cvisible light
- DX-ray
As printed in the paper
Show the answer
Correct answer: D. X-ray
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.