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Question
Give reason for the following:
Ultraviolet bulbs have a quartz envelope instead of glass.
Give Reasons
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Solution
Ultraviolet bulbs have a quartz envelope instead of glass as they are not absorbed by quartz, whereas ordinary glass absorbs the ultraviolet light.
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Properties and Uses of Different Radiations of the Electromagnetic Spectrum - Ultraviolet Radiations
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Chapter 6: Spectrum - EXERCISE - 6 (B) [Page 145]
