Questions
An iron tyre is to be fitted onto a wooden wheel 1.0 m in diameter. The diameter of the tyre is 6 mm smaller than that of the wheel. The tyre should be heated so that its temperature increases by a minimum of ( coefficient of volume expansion of iron is 3.6 x 10-5 /C0).
detailed solution
Correct option is C
∆L=Lα∆T ⇒ 6mm=(994 mm)(3.6×10-5)∆T ⇒ ∆T=6×105994 ×3.6=503 0 CTalk to our academic expert!
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