An iron tyre is to be fitted on a wooden wheel 0.1m in diameter. The miameter of the tyre is 6 mm smaller than that of the wheel. The tyre should be heated by a temperature of (coefficient of volume expansion or iron is 3.6xx10^(-5)//^(@)C)………….. .

An iron tyre is to be fitted on a wooden wheel 0.1m in diameter. The m

1.	An iron tyre is to be fitted on a wooden wheel 0.1m in diameter. The miameter of the tyre is 6 mm smaller than that of the wheel. The tyre should be heated by a temperature of (coefficient of volume expansion or iron is 3.6xx10^(-5)//^(@)C)………….. .
Answer» `167^(@)C` `334^(@)C` `500^(@)C` `1000^(@)C` Solution :`Deltal=l alpha Deltat` `0.006=0.994xx3.6xx10^(-5)xxDeltat` `Deltat=(0.006)/(0.994xx3.6xx10^(-5))=167^(@)C`