7. Friction, Inclines, Systems
Inclined Planes
Problem 5.102a
Textbook Question
Textbook QuestionA car starts rolling down a 1-in-4 hill (1-in-4 means that for each 4 m traveled along the road, the elevation change is 1 m). How fast is it going when it reaches the bottom after traveling 55 m?
(a) Ignore friction.
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