determine the lengths of an iron rod and a copper ruler at 0' C if the difference in their lengths at 50' C and 450' C is the same and is equal to 2 cm. The coefficient of linear expansion of iron = 12 x 10 race to -6 / K and that of copper= 17 x 10 race to -6 / K
determine the lengths of an iron rod and a copper ruler at 0' C if the difference in their lengths at 50' C and 450' C is the same and is equal to 2 cm. The coefficient of linear expansion of iron = 12 x 10 race to -6 / K and that of copper= 17 x 10 race to -6 / K










