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Unformatted text preview: Wednesday, October 20 Problem 3 [20 pts] A uniform sphere of mass M is located near a thin, uniform rod of mass m and length L as in the figure below . Find the gravitational force of attraction exerted by the sphere on the rod. Solution: Chapter 13 [HOMEWORK 2] Return by Wednesday, October 20 Problem 4 [20 pts] A hole is drilled from the surface of the earth to its center as in the figure. Ignore the earth's rotation and air resistance, and model the earth as a uniform sphere. (a) How much work is...
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- Spring '13