A see-saw of length 4 m is supported at its centre. A boy we wheighing 4 N sits at a distance of 1 m from centre of the see-saw. Where should a girl weighing 2 N sit (on the other side of the see-saw so as to balance the weight of the boy.
Answer: 2m
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it,s total weight will be 2 kg
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I think so 2 kg and it may help you
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