A Roller Coaster Starts from Rest at a Height H

question 43

Multiple Choice

A roller coaster starts from rest at a height h at the left side of a loop-the-loop, as shown in the figure. It is not attached to the track in anyway, and there is no friction from the track or from air
Resistance. If the radius of the loop is R = 6.0 m, what is the minimum height h for which the roller
Coaster will not fall off the track at the top of the loop?

• A) 15 m
• B) 12 m
• C) 18 m
• D) 21 m
• E) 8.5 m

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The total value of all goods and services produced within an economy over a certain period.

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A concept in economics where innovation leads to the demise of older technologies or industries, driving economic growth.

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An item that is widely accepted in transactions for goods and services because it simplifies trade and eliminates the need for a coincidental wants barter system.

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