A 200-N Sled of Slides Down a Frictionless Hillside That

question 84

Multiple Choice

A 200-N sled of slides down a frictionless hillside that rises at 37° above the horizontal. What is the magnitude of the force that the hill exerts on the sled parallel to the surface of the hill?

• A) 0 N
• B) 200 N
• C) 120 N
• D) 160 N
• E) 150 N

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Definitions:

One Million BTUs

A unit of energy equal to about 1,055.05585 joules, used to measure energy production, consumption, and heating value.

Per Capita Trash Generation

The average amount of waste produced by an individual within a specified area or community.

Trash Per Person

This term refers to the average amount of waste generated by an individual over a certain period of time.

Economic Efficiency

A state of resource allocation where it is impossible to make any one individual better off without making someone else worse off.