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Question

Indiscriminate disposal of used fluorescent electric lamps causes mercury pollution in the environment. Why is mercury uses in the manufacture of these lamps?

A
A mercury coating on the inside of the lamp makes the light bright white
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B
When the lamp is switched on, the mercury in the lamp causes the emission of ultra-violet radiations
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C
When the lamp is switched on, it is the mercury which converts the ultra-violet energy into visible light
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D
None of the statements given above is correct about the use of mercury in the manufacture of fluorescent lamps
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