Question: 2- Contrary to what you might expect, a solid spherical ball with diameter D can also float on top of water (Fig 2). Assume

2- Contrary to what you might expect, a solid spherical ball with diameter D can also float on top of water (Fig 2). Assume that 50% of the ball will always be submerged. (a) What are the governing forces that cause this floating to happen? Show them with approximate locations on the schematic below. (2 marks) (b) Determine the maximum diameter of a steel ball that would float on water at 20C. (4 marks) (c) What would your answer be for an aluminum ball? (3 marks) Water Fig. 2

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