Question: A yellow pine rod (SG = 0.65) is 5 cm by 5 cm by 2.2 m long. How much lead (SG = 11.4) is needed

A yellow pine rod (SG = 0.65) is 5 cm by 5 cm by 2.2 m long. How much lead (SG = 11.4) is needed at one end so that the rod will float vertically with 30 cm out of the water?

0.3 m Wood 1.9 m Lead

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