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

  • question_answer
    Does the work done in raising a suitcase on to a platform depend upon how fast it is raised up?                

    Answer:

                    No. The work done depends on the force of gravity and the height through which the suitcase is raised. It does not depend on the time rate with which the suitcase is raised.


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