1.

The distance travelled by a body, falling freely from rest in t=1s, t=2s and t=3s are in the ratio of

Answer»

`1:2:3`
`1:3:5`
`1:4:9`
`9:4:1`

Solution :The distance travelled by a FREE falling BODY `S=(1)/(2)"GT"^(2)`
`:.Spropt^(2)`
`:.S_(1):S_(2):S_(2)::1^(2):2^(2):3^(2)=1:4:9`


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