Thermodynamics

JEE Main level, single correct, medium

190 of 190

Question 190 of 190

"Heat cannot by itself flow from a body at lower temperature to a body at higher temperature" is a statement or consequence of

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Answer: (A) second law of thermodynamics

External amount of work must be done in order to flow heat from lower temperature to higher temperature. This is according to second law of thermodynamics.

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JEE Main Physics practice question on Thermodynamics (Heat Engine, Refrigerator and Second Law of Thermodynamics), with the answer and a step-by-step solution. Scan a question from your own book or paper to get a whiteboard video.