1.

A car is standing 200 m behind a bus, which is also at rest. The two start moving at the same instant but with different forward accelerations. The bus has acceleration 2m/s^2 and the car has acceleration 4m/s2 The car will catch up with the bus after a time of:

Answer»

`SQRT(120) s`
`15 s`
`10sqrt(2)s`
`sqrt(110) s`

Answer :C


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