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A particle is projected in such a way that it follows a curved path with constant acceleration a. For finite interval of motion. Which of the following option(s) may be correct : 

Vector u = initial velocity vector a = acceleration of particle vector v = instant velocity for t > 0

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Correct option (A) (D)

Explanation:

If vector|a x u| ≠ 0 particle will not follow curved path. 

Above described motion is a projectile motion

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