A ball of mass m moves inside a smooth spherical shell of radius \(...

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A ball of mass m moves inside a smooth spherical shell of radius \( \mathrm{R} \) with velocity \( \sqrt{2 \mathrm{gR}} \) at ' \( \mathrm{A} \) '. What
\( \mathrm{P} \) is the direction of force acting on the ball, when

W it reaches B ?
(1) \( \mathrm{BP} \)
(2) BQ
(3) \( \mathrm{BR} \)
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