A 50-N Crate Is Pulled Up a 5-M Inclined Plane $\degree$

question 14

Multiple Choice

A 50-N crate is pulled up a 5-m inclined plane by a worker at constant velocity.If the plane is inclined at an angle of 37 $\degree$ to the horizontal and there exists a constant frictional force of 10 N between the crate and the surface,what is the force applied by the worker?

• A)zero
• B)20 N
• C)30 N
• D)40 N

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Definitions:

CVD

Cardiovascular Disease, a general term for conditions affecting the heart and blood vessels, often associated with atherosclerosis and heart disease.

Insulin

A hormone produced by the pancreas that regulates blood sugar levels by facilitating the movement of glucose into cells.

High-Density Lipoproteins

Lipoprotein particles in the blood that help transport cholesterol to the liver for removal, playing a key role in heart health.

Low-Density Lipoproteins

A type of lipoprotein that carries cholesterol through the bloodstream, often referred to as "bad" cholesterol because high levels can lead to heart disease.