Math Problem Statement
A rubber-wheeled 50 kg cart rolls down a 15 ∘ concrete incline. Coefficient of rolling friction between rubber and concrete is μr = 0.02. What is the cart's acceleration if rolling friction is neglected?
Solution
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Math Problem Analysis
Mathematical Concepts
Physics
Kinematics
Inclined Planes
Forces and Motion
Formulas
Gravitational force: F_g = m * g
Parallel force on incline: F_parallel = F_g * sin(θ)
Acceleration on incline: a = g * sin(θ)
Theorems
Newton's Second Law
Suitable Grade Level
Grades 9-12
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