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QUESTION
The diagram shows a straight, horizontal swimming bath spring board of length 4.00m and of weight 300 N. It is freely hinged at A and rests on a...
The diagram shows a straight, horizontal swimming bath spring board of length 4.00m and of weight 300 N. It is freely hinged at A and rests on a roller B, where AB is 1.60m. A boy of weight 400N stands at end C.
