Two particles A and B initially at rest, move towards each other under mutual force of…
Physics · NEET · NTA Exams — Rotational motion
Two particles A and B initially at rest, move towards each other under mutual force of attraction. At an instance when the speed of A is v and speed of B is 3v, the speed of centre of mass is
- v
- 4v
- 2v
- Zero
Answer
(D) Zero
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