JEE Main & Advanced
Physics
Thermometry, Calorimetry & Thermal Expansion
Question Bank
Numerical Value Type Questions - Thermal Expansion
question_answer
An iron tyre is to be fitted onto a wooden wheel 100 cm in diameter. The diameter of the tyre is 5 mm smaller than that of the wheel. How much should the temperature (in\[{}^\circ C\]) of the tyre be increased for this purpose? \[\alpha \]for iron \[=12\times {{10}^{-6}}per{}^\circ C\]