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Mathematics, 28.06.2021 22:20 lerasteidl
The weight Wkg of a metal bar varies jointly as it's length L and the square of it's diameter D mm. If W=140 when D =4 and L=54, find D interm of W and L
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The weight Wkg of a metal bar varies jointly as it's length L and the square of it's diameter D mm....
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