A 5 kg block on a rough horizontal floor (μ=0.2) is pushed by a force 20 N at 45° downward toward the surface, as shown. Find speed after 15 s from rest (g=10 m s⁻²).

Physics · Newtons law of motion and Friction · newton second law and problem based on it

AIPMT Mains 2009NEET

A 5 kg block on a rough horizontal floor (μ=0.2) is pushed by a force 20 N at 45° downward toward the surface, as shown. Find speed after 15 s from rest (g=10 m s⁻²).

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