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

9th Class Science Work and energy Question Bank Work Power and Energy HOTS Subjective Problems

  • question_answer
    If the momentum of a body is made\[\frac{1}{n}\]times, the kinetic energy becomes ???? times the original.

    Answer:

    \[\left( \frac{1}{{{n}^{2}}} \right)\,times\]


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