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प्रश्न
An iron washer is heated State the effect on its density.
एक पंक्ति में उत्तर
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उत्तर
Density decreases.
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संबंधित प्रश्न
An empty glass bottle is fitted with a narrow tube at its mouth. The open end of the tube is kept in a beaker containing water. When the bottle is heated, bubbles of air are seen escaping into water. Explain the reason.
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An iron washer is heated. State the effect on its external.
An iron washer is heated. State the effect on its internal diameter.
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What is meant by thermal expansion?
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