1.

A particle 'p' moves along a straight line away from a point 'O' obeying the relation S = 16 + 48t - t^(3). The direction of 'P' after t = 4 is

Answer»

`VEC(OP)`
`vec(PO)`
Rest at the INSTANT
Perpendicular to `vec(OP)`.

Answer :B


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