A particle is projected directly up along a rough plane of inclination α with velocity u. If after coming to rest the particle returns to the starting point with velocity v the coefficient of friction between the particle and the plane is

Engineering

Physics

Collision

Question

$\frac{u^{2}}{v^{2}} tanα$

$\frac{v^{2}}{u^{2}} tanα$

$\frac{u^{2} + v^{2}}{u^{2} - v^{2}} tanα$

$\frac{u^{2} - v^{2}}{u^{2} + v^{2}} tanα$

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