Question

Question 5 Heat always flows (a) from a colder object to a hotter object (b) from a hotter object to a colder object (c) in both the directions (d) heat never flows from one object to other​

Answer 1

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By the Second law of thermodynamics..the heat flows from an higher to lower region in terms of entropy.(Entropy is the measurement of order of disorderness of a system).The entropy of a hot body is more than that of a cold one.