On a Planet Where G = 10

question 206

Multiple Choice

On a planet where g = 10.0 m/s² and air resistance is negligible, a sled is at rest on a rough inclined hill rising at 30° as shown in the figure. The object is allowed to move and it stops on a rough horizontal surface, at a distance of 4.0 m from the bottom of the hill. The coefficient of kinetic friction on the hill is 0.40. What is the coefficient of kinetic friction between the horizontal surface and the sled?

• A) 0.10
• B) 0.20
• C) 0.31
• D) 0.40
• E) 0.60

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Definitions:

Fungus Cell

A eukaryotic cell belonging to the kingdom Fungi, characterized by a chitin cell wall, absence of chlorophyll, and a unique mode of heterotrophic growth and reproduction.

Club Fungi

A group of fungi characterized by the production of spores on club-shaped structures called basidia.

Fruiting Body

The reproductive structure produced by certain fungi and plants, designed for spore dissemination.

Mushroom

A type of fungus characterized by a cap on a stem, producing spores beneath the cap, and known for a variety of shapes, sizes, and colors.