A particle moves in circle of radius 25 cm at the rate of two revolutions per second. The acceleration of particle is

Question : A particle moves in circle of radius 25 cm at the rate of two revolutions per second. The acceleration of particle is

(A) 2\pi ^{2}ms^{-2}

(B) 4\pi ^{2}ms^{-2}

(C) 8\pi ^{2}ms^{-2}

(D) \pi ^{2}ms^{-2}

Answer : option (B)

Solution :

A particle moves in circle of radius 25 cm at the rate of two revolutions per second. The acceleration of particle is
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