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Question : 6
Total: 11
SECTION - B
Identify the electromagnetic radiation and write its wavelength range which is used to kill germs in water purifier. Name the two sources of these radiations.
Solution: 👈: Video Solution
The electromagnetic radiation which is used to kill germs in water purifier: Ultraviolet rays.
Wavelength range of ultraviolet radiation:1 nm − 400 nm
Sources of ultraviolet radiation: Sunlight, electric arcs.
Wavelength range of ultraviolet radiation:
Sources of ultraviolet radiation: Sunlight, electric arcs.
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