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A hole is drilled in a copper sheet. The...

A hole is drilled in a copper sheet. The diameter of the hole is 4.24cm at `27.0^(@)C`. What is the change in the diameter of the when the sheet is heated to `227^(@)C`? Coefficient of linear expansion of copper `=1.70xx10^-5""^(@) C^(-1)`?

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The diameter increases by an amount ` = 1.44 xx 10^(-2) cm`.
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NCERT TAMIL-THERMAL PROPERTIME OF MATTER-EXERCISES
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