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

  • question_answer
    Can K.E. of a system be increased or decreased without applying any external force on the system?

    Answer:

                    Yes, by doing work through internal forces e.g., in explosion of a bomb.                


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