Physics
Name three radiations and their wavelength range which are invisible and beyond the violet end of the visible spectrum.
Spectrum
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Answer
The three radiations which are invisible and beyond the violet end of the visible spectrum, (in decreasing order of wavelength) are as follows —
| Radiation | Wavelength (nm) |
|---|---|
| (i) Ultraviolet rays | 10 – 400 |
| (ii) X-rays | 0.01 – 10 |
| (iii) Gamma rays | below 0.01 |
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