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  3. 4th Class
  4. Science
  5. Force, Work and Energy

4th Class Science Force, Work and Energy Question Bank Force Work and Energy

  • question_answer
    In which of the following electrical energy is used to heat substances?

    A)  Microwave oven

    B)  Radio

    C)  Television

    D)  Fan

    Correct Answer: A

    Solution :

    In a Microwave oven, heat energy is used to heat the substances.


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