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      Question

      Which law of thermodynamics states that energy cannot be

      created or destroyed?
      A Zeroth law Correct Answer Incorrect Answer
      B First law Correct Answer Incorrect Answer
      C Second law Correct Answer Incorrect Answer
      D Third law Correct Answer Incorrect Answer

      Solution

      The First Law of Thermodynamics is the principle of conservation of energy. It states that the total energy of an isolated system remains constant—it can only change forms (e.g., heat to work).

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