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Two uniform bars of length L 1 and L 2 with the coefficient of linear expansion α 1 and α 2 are joined to form a longer rod of length L 1 + L 2 . The effective coefficient of linear expansion of the composite bar is

Two uniform bars of length Land Lwith the coefficient of linear expansion α1 and α2 are joined to form a longer rod of length  L1 + L2 . The effective coefficient of linear expansion of the composite bar is 

Grade:12th Pass

1 Answers

Chetan Mandayam Nayakar
312 Points
8 years ago

(L1(alpha1)+L2(alpha2))/(L1+L2)

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