please help! 3) Which one of the following is a true statement? (ts) It is impos

Question

please help!

3) Which one of the following is a true statement? (ts) It is impossible to transfer thermal energy from a cooler to a hotter body ? The second law of thermodynamics is a consequence of the first law of thermodynamics It is not possible to convert work entirely into thermal energy It is possible for thermal energy to flow spontaneously from a hot body to a cold one or from a col hot one, depending on whether or not the process is reversible or irreversible All of the above None of the above

Explanation / Answer

3 one is correct.

Never input = output.because different types of losses is occurring in any process.so, if it happens efficiency of any machine will be 100%.

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