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An aluminium sphere of 20 cm diameter is heated from 0°C to 100°C. Its volume changes

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An aluminium sphere of 20 cm diameter is heated from 0°C to 100°C. Its volume changes by (given that coefficient of linear expansion for aluminiurn αAl = 23 x 10 -6 /°C)

(a) 28.9 cc

(b) 2.89 cc

(c) 9.28 cc

(d) 49.8 cc

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Correct Option (a) 28.9 cc

Explanation:

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