Question

What do you understand by the term dissipation of energy? Support your answer with an example.

Answer 1

dissipation of energy - During a physical or chemical process of part of usefull energy gets lost on the surrounding either in the form of heat, mechanical energy, sound , etc .

example -

when electric bulb glows a part of the useful energy which could otherwise be converted to light gets converted to heat and is lost

Answer 2

Definition of dissipation of energy. : a physical process (as the cooling of a body in the open air) by which energy becomes not only unavailable but irrecoverable in any form — compare conservation of energy, degradation of energy.