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A 9 kg mass and4kg mass are moving with equal kinetic energies. T he ratio of their momentum is |
Answer» <html><body><p><<a href="https://interviewquestions.tuteehub.com/tag/p-588962" style="font-weight:bold;" target="_blank" title="Click to know more about P">P</a>>`<a href="https://interviewquestions.tuteehub.com/tag/1-256655" style="font-weight:bold;" target="_blank" title="Click to know more about 1">1</a> :1`<br/>`3:<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>`<br/>`2:3`<br/>`9:4`</p>Solution :Given that K.E. are equal `<a href="https://interviewquestions.tuteehub.com/tag/therefore-706901" style="font-weight:bold;" target="_blank" title="Click to know more about THEREFORE">THEREFORE</a> p_(1)^(2)/(2m_(1))=p_(2)^(2)/(2m^(2)) therefore p_(1)/p_(2)=sqrt(m_(1)/m_(2))=sqrt(9/4)=3/2`</body></html> | |