1.

A particle 'A' starts moving frorri point A with constant velocity 4 m/s along x-axis. Another particle 'B' initially at rest starts moving along x-axis after (8/3), sec after the start of A, with acceleration varying a=4=(3-t) m//s^(2) Magnitude of the relative velocity of the two particles when they meet for the first time is :

Answer»

`16m//s`
`12m//s`
`20m//s`
`18m//s`

ANSWER :B


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