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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A uniform board of length L is sliding along a smooth (frictionless) horizontal plane as in Fig. 8.89. The board then slides across the boundary with a rough horizontal surface. The coefficient of kinetic

A uniform board of length L is sliding along a smooth (frictionless) horizontal plane as in Fig. 8.89. The board then slides across the boundary with a rough horizontal surface. The coefficient of kinetic

A ball of mass m is thrown in air with speed v1 from a height h1 and it is at a height h2 (>h1) when its speed becomes v2. Find the work done on the ball by the air resistance.