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प्रश्न
Suggest one way, in each case, by which we can detect the presence of Ultraviolet radiation.
उत्तर
When a silver chloride solution is taken in a test tube and is passed from red to violet light no change is seen. But beyond the violet end, the solution first turns violet, and then it turns dark brown.
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संबंधित प्रश्न
Give two properties of ultraviolet radiations which differ from the visible light.
Give reason for the following:
A quartz prism is required for obtaining the spectrum of ultraviolet light.
Give reason for the following:
Ultraviolet bulbs have a quartz envelope instead of glass.
Name the material prism required for obtaining the spectrum of ultraviolet light.
State one harmful effect of the ultraviolet radiation.
What effect do the ultra-violet radiations have on the human body?
Name the invisible radiations which are studied using the quartz prism.
State one use of ultraviolet radiations.
How are ultraviolet radiations detected?
