2. Questions Bank
  3. 9th Class
  4. Science
  5. Work and energy

9th Class Science Work and energy Question Bank Work, Energy and Sound

  • question_answer
    The energy consumed in KWh in 6 hours by 2 devices of power 500W each.

    A) 5000 kwh                      

    B) 5 kwh

    C) 2.5 kwh

    D)        2500 kwh

    E) None of these

    Correct Answer: B

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