The displacement of a particle moving in...

The displacement of a particle moving in a straight line is given by the expression `x=At^3 + Bt^2 + Ct +D` in metres, where t is in second and A, B, C and D are constants. The ratio between the initial acceleration and initial velocity is

`2C/B`

`2B/C`

`C/2B`

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TARGET PUBLICATION-Motion in a plane-Exercise

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