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

  • question_answer
    Can a body have energy without momentum?

    Answer:

                    Yes, when \[\text{p}=0\], \[\text{K}=\frac{{{p}^{2}}}{2m}=0\] But \[\text{E}=\text{K}+\text{V}=\text{V}\left( \text{Pot}.\text{ energy} \right)\], which may or may not be zero.


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