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प्रश्न
Why some glass objects from ancient civilisations are found to become milky in appearance?
पर्याय
Glass is a crystalline solid, milky appearance is due to its crystalline nature.
Glass is amorphous but on heating it become crystalline at some temperature.
Because of reaction of glass with impurities present in the atmosphere.
None of these
MCQ
उत्तर
Glass is amorphous but on heating it become crystalline at some temperature.
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