Test Academy | The velocities of three particles of masses 20g, 30g and 50g are 10î ,10 , ĵ , and 10k̂ respectively. The velocity of the centre of mass of the three particles is 2î + 3ĵ + 5k̂ , 10(î + ĵ + k̂ ), 20î + 30ĵ + 5k̂, 2î + 30ĵ + 50k̂

Question

The velocities of three particles of masses 20g, 30g and 50g are 10î ,10 , ĵ , and 10k̂ respectively. The velocity of the centre of mass of the three particles is

Options :

2î + 3ĵ + 5k̂
10(î + ĵ + k̂ )
20î + 30ĵ + 5k̂
2î + 30ĵ + 50k̂

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