A mass m moving with an initial velocity u, makes a head-on elastic collision with a…
Physics · NEET · NTA Exams — Work, Energy and Power
A mass m moving with an initial velocity u, makes a head-on elastic collision with a particle of mass 2m, the later being initially at rest. The final velocity of the particle of mass 2m is
- \(\frac{2}{3} u\)
- \(\frac{5}{3} u\)
- \(\frac{7}{3} 4\)
- \(\frac{1}{3} 4\)
Answer
(A) 2 3 u
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