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The displacement (x) of a particle depen...

The displacement (x) of a particle depends on time t as `x=alpha t^(2)-beta t^(3)`. Choose the incorrect statements from the following.

A

particle will return to its starting point after time`alpha//beta`.

B

the particle will come to rest after time `(2alpha)/(3beta)`

C

the initial velocity of the particle was zero but its initial acceleration was not zero.

D

no net force act on the particle at time `(alpha)/(3beta)`

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The correct Answer is:
A, B, C, D
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