1.

A lorry and a car of mass ratio 4 : 1 are moving with KE in the ratio 3 : 2 on a horizontal road. Now brakes are applied andbraking forces produced are in the ratio 1 : 2. Then the ratio of stopping timings of lorry and car is

Answer»

`1 : 1`
`1 : 3`
`2sqrt(6) : 1`
`6sqrt(2) : 1`

ANSWER :C


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