Find the entropy increment of an aluminium bar of mass `m = 3.0 kg` on its heating from the temp
Channel: Doubtnut
Date: 2020-08-23

Find the entropy increment of an aluminium bar of mass `m = 3.0 kg` on its heating from the temperature `T_1 = 300 K` up to `T_2 = 600 K` if in this temperature interval the specific heat capacity of aluminimum varies as `c = a + bT`, where `a = 0.77 J//(g.K), b = 0.46 mJ//(g. k^2)`.