AP EAMCET · PHYSICS · Center of Mass Momentum and Collision
Two particles of masses \(1 \mathrm{~g}\) and \(2 \mathrm{~g}\) move towards each other with velocities \(10 \mathrm{~ms}^{-1}\) and \(20 \mathrm{~ms}^{-1}\) respectively. The velocity of the centre of mass of the system of the two particles is
- A \(5 \mathrm{~ms}^{-1}\)
- B \(10 \mathrm{~ms}^{-1}\)
- C \(15 \mathrm{~ms}^{-1}\)
- D \(20 \mathrm{~ms}^{-1}\)
Answer & Solution
Correct Answer
(B) \(10 \mathrm{~ms}^{-1}\)
Step-by-step Solution
Detailed explanation
Masses, \(\mathrm{m}_1=1 \mathrm{~g} ; \mathrm{m}_2=2 \mathrm{~g}\) Velocity, \(\mathrm{v}_1=10 \mathrm{~m} / \mathrm{s} ; \mathrm{v}_2 20 \mathrm{~m} / \mathrm{s}\) The velocity of the centre of mass…
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