Q 1613634549.     An unloaded car moving with velocity u on a
frictionless road can be stopped in a
distances s. If passengers add `40%` to its
weight and braking force remains the same,
the stopping distance at velocities is now

GGSIPU 2013
A

`1.4 s`

B

` sqrt(1.4) s`

C

` (1.4)^(2) s`

D

` 1/(1.4) s`

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