Thermodynamics and ThermochemistryeasyMCQ SINGLE

According to second law of thermodynamics, heat is partly converted into useful work and part of itThermodynamics and Thermochemistry Chemistry Question

Question

According to second law of thermodynamics, heat is partly converted into useful work and part of it

Answer: B

💡 Solution & Explanation

The Second Law of Thermodynamics (Kelvin-Planck statement) asserts that no heat engine can have 100% efficiency. Some portion of the input heat must always be rejected to a colder sink (i.e., "wasted").

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