Ball A strikes with velocity u elastically with identical ball B at rest, inclined at an…
Physics · JEE Advanced · NTA Exams — Laws of Motion
Ball A strikes with velocity u elastically with identical ball B at rest, inclined at an angle of 60° with line joining the centres of two balls. What will be the speed of ball B after collision:
- u
- \(\frac{u \sqrt{3}}{2}\)
- \(\frac{u}{2}\)
- \(\frac{u}{\sqrt{2}}\)
Answer
(C) u 2
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