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प्रश्न
Why are bells made of metals?
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उत्तर
On being hit, metals produce a typical sound. They are said to be sonorous. This property is being made used in making bells.
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संबंधित प्रश्न
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Alkali metals are good reducing agents.
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What was Mendeleev's basis for the classification of elements?
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A metal used in flexible pipes.
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