Answer to Question #134069 in Mechanics | Relativity for Rohit

Question #134069
Two masses of 1 kg and 2 kg are moving with velocity 2m/s and 1m/s find the velocity of center of mass
1
Expert's answer
2020-09-21T08:28:29-0400

mass of particles are 1kg and 2 kg

Velocities of the particles are 2m/s and 1m/s


Velocity of center of mass is given by Vcm=m1v1+m2v2m1+m2=(12)+(21)1+2=43m/sV_{cm} = \frac{m_1v_1+m_2v_2}{m_1+m_2} = \frac{(1 * 2) + (2*1)}{1+2} = \frac{4}{3} m/s





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