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A particle moves along x-axis as x = 4(t - 2) + a(t - 2)^2. Which of the following is true?

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A particle moves along x-axis as x = 4(t - 2) + a(t - 2)2. Which of the following is true?

(a) The initial velocity of particle is 4 

(b) The acceleration of particle is 2a 

(c) The particle is at origin at t = 0 

(d) none of these. 

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Correct option (b)

Explanation:

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