A particle moves with constant speed \( v \) along a circular path of radius \( r \) and complet...

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A particle moves with constant speed \( v \) along a circular path of radius \( r \) and completes the circle in time \( T \). The acceleration of the particle is
(A) \( \frac{2 \pi v}{T} \)
(B) \( \frac{2 \pi r}{T} \)
(C) \( \frac{2 \pi r^{2}}{T} \)
(D) \( \frac{2 \pi v^{2}}{T} \)
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