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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > We would like to increase the length of a 15 cm long copper rod of cross section 4 mm^2 by 1 mm. The energy absorbed by the rod if it is heated is E1. The energy absorbed by the rod

We would like to increase the length of a 15 cm long copper rod of cross section 4 mm^2 by 1 mm. The energy absorbed by the rod if it is heated is E1. The energy absorbed by the rod

We would like to increase the length of a 15 cm long copper rod of cross section 4 mm^2 by 1 mm. The energy absorbed by the rod if it is heated is E1. The energy absorbed by the rod