Answer to Question #190551 in Classical Mechanics for Nahom

Question #190551

Two bodies of masses M1 and M2 have equal energies.If P1 and P2 are their respective momentum,compute P1/P2.


1
Expert's answer
2021-05-07T17:27:38-0400

E1=E2    m1v122=m2v222    v1v2=m2m1,E_1=E_2\implies\frac{m_1v_1^2}{2}=\frac{m_2v_2^2}{2}\implies \frac{v_1}{v_2}=\sqrt{\frac{m_2}{m_1}},

p1p2=m1v1m2v2=m1m2m2m1=m1m2.\frac{p_1}{p_2}=\frac{m_1v_1}{m_2v_2}=\frac{m_1}{m_2}\cdot \sqrt{\frac{m_2}{m_1}}=\sqrt{\frac{m_1}{m_2}}.


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