An aluminium measuring rod

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An aluminium measuring rod, which is correct at 5∘C measures the length of line as 80 cm at 45∘C- If thermal coefficient of linear expansion of aluminium is 2.50 x 10^-5/ C . The correct length of the line is
06
Sep
An aluminium measuring rod, which is correct at 5∘C measures the length of line as 80 cm at 45∘C- If thermal coefficient of linear expansion of aluminium is 2.50 x 10^-5/ C . The correct length of the line is An aluminium measuring rod which is correct at 5∘C measures the length of line as [...]
Posted in: Cengage JEE Mains Physics by B.M Sharma , Chapter 13 - Thermal Expansion, Calorimetry and Transmission of Heat ,
Tags: An aluminium measuring rod , which is correct at 5∘C measures the length of line as 80 cm at 45∘C- If thermal coefficient of linear expansion of aluminium is 2.50 x 10^-5/ C . The correct length of the line is ,