11th Class Physics Work, Energy, Power & Collision / कार्य, ऊर्जा और शक्ति Question Bank 11th CBSE Physics Work, Energy, Power & Collision

  • question_answer
    Is it possible to exert a force which does work on a body without changing its kinetic energy ? If so, give example.

    Answer:

                    Yes, when a spring is compressed or when a body is pulled with a constant velocity on a rough horizontal surface.                


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