Solved: To loosen the lid on a jar of jam 8.9 cm in
Chapter 11, Problem 23(choose chapter or problem)
To loosen the lid on a jar of jam 8.9 cm in diameter, a torque of must be applied to the circumference of the lid. If a jar wrench whose handle extends 15 cm from the center of the jar is attached to the lid, what is the minimum force required to open the jar?
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