Two bodies of masses 2 kg and 1 kg are moving along the same line with speeds `2ms^(-1)` and `5 ms^(-1)` respectively. What is the speed of the centre of mass of the system if the two bodies are moving (i) in same direction and (ii) in opposite directions?

Two bodies of masses 2 kg and 1 kg are moving along the same line with

1.	Two bodies of masses 2 kg and 1 kg are moving along the same line with speeds `2ms^(-1)` and `5 ms^(-1)` respectively. What is the speed of the centre of mass of the system if the two bodies are moving (i) in same direction and (ii) in opposite directions?
Answer» Correct Answer - (i) `3ms^(-1)` (ii) `(1)/(3) ms^(-1)`, in the direction of motion of 1kg mass

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Two bodies of masses 2 kg and 1 kg are moving along the same line with speeds `2ms^(-1)` and `5 ms^(-1)` respectively. What is the speed of the centre of mass of the system if the two bodies are moving (i) in same direction and (ii) in opposite directions?

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