A Bucket of Water with Total Mass 23 Kg Is

question 20

Multiple Choice

A bucket of water with total mass 23 kg is attached to a rope,which in turn,is wound around a 0.050-m radius cylinder at the top of a well.A crank with a turning radius of 0.25 m is attached to the end of the cylinder.What minimum force directed perpendicular to the crank handle is required to just raise the bucket? (Assume the rope's mass is negligible,that cylinder turns on frictionless bearings,and that g = 9.8 m/s². )

• A)45 N
• B)68 N
• C)90 N
• D)135 N

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Definitions:

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Professionals who study the production, distribution, and consumption of goods and services, often analyzing economic issues and policies.

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Delays between the initiation of a policy or action and its effects or outcomes.

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Lean against the wind is a policy approach where monetary or fiscal policies are used counter-cyclically to stabilize the economy, reducing excessive growth in booms and supporting growth in recessions.

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