JEE Main 2026 Physics question
A spherical ball of mass 2 kg falls from a height of 10 m and is brought to rest after penetrating 10 cm into sand. The average force exerted by sand on the ball is N. (Take g = 10 m/s²)
Answer: (B)
Solution
F = mg(h + d)/d = 2 × 10 × 10.1/0.1 = 2020 N.