When the temperature of a 3 m long iron ...

When the temperature of a 3 m long iron rod is increased from `0^(@)C` to `200^(@)C`, the rod increases in length by 7.2 mm. Determine the coefficient of linear expansion of iron.

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The correct Answer is:

`0.000012^(@)C^(-1)`

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CHHAYA PUBLICATION-EXPANSION OF SOLIDS AND LIQUIDS-EXERCISE - PROBLEM SET - I

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