Physics, 31.07.2019 03:10 eddielberrios

Acrane lifts from the bottom of a lake a rectangular iron bar whose dimensions are 2.70 m × 2.20 m × 11.0 m. what is the minimum upward force the crane must supply while the bar is in the water? (the density of iron is 7,874 kg/m^3)?

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Acrane lifts from the bottom of a lake a rectangular iron bar whose dimensions are 2.70 m × 2.20 m ×...