A Bucket of Water with Total Mass 24

question 54

Multiple Choice

A bucket of water with total mass 24.0 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 0.35 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 the cylinder turns on frictionless bearings,and that g = 9.8 m/s². )

• A)1 600 N
• B)3.4 N
• C)34 N
• D)670 N
• E)4.1 N

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Definitions:

Liver

A large vital organ in vertebrates responsible for detoxification, protein synthesis, and biochemical production necessary for digestion and metabolism.

Goblet Cells

Specialized epithelial cells found in the respiratory and intestinal tracts, secreting mucus to lubricate and protect the mucous membranes.

Granular Cells

Cells containing granules that release substances involved in various bodily functions, such as inflammation or blood pressure regulation.

Nutrients

Substances obtained from food that are essential for the maintenance of bodily functions and growth.