Using the equation: f = μN 4 = μ(2)(10) μ = 0.2
v'₂ = 2v₁ / (m₁ + m₂) v'₂ = 2(5) / (2 + 3) = 2 m/s Using the equation: f = μN 4 = μ(2)(10) μ = 0
Using Newton's second law: F - f = ma 10 - f = 2(3) f = 4 N Using the equation: f = μN 4 = μ(2)(10) μ = 0