A Man Pulls a Sled Horizontally by Exerting $641 b$ On the Rope That Is Tied to Its Front End

question 5

Multiple Choice

A man pulls a sled horizontally by exerting $641 b$ on the rope that is tied to its front end. If the rope makes an angle of $45 ^ { \circ }$
With horizontal, find the work done in moving the sled $35$
Ft

• A) \(2929.17\)
• Ft-lb
• B) \(629.17\)
• Ft-lb
• C) \(1583.92\)
• Ft-lb
• D) \(630.25\)
• Ft-lb
• E) \(1829.17\)
• Ft-lb

---

Definitions:

Carbohydrate

Organic compounds made of carbon, hydrogen, and oxygen, serving as a major energy source for the body.

Plasma Membranes

The membrane found in all cells that separates the interior of the cell from the external environment, providing protection and controlling the movement of substances in and out of the cell.

Lipids

Lipids are a broad group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, and other substances, critical for building cell membranes and serving as energy sources.

Water Soluble

Describes a substance that can easily dissolve in water, important for the transport of many nutrients and molecules in the body.