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  3. 9th Class
  4. Science
  5. Work and energy

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

  • question_answer
    A body of mass 1 kg is projected vertically up with K.E equal to 196J. The height at which its K.E is equal to its P.E is (a) 0.0001 cm                     (b) 100 m (c) 10 m                                (d) 0.01 cm

    Answer:

    (c), (d)


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