For two projectiles launched with same i...

For two projectiles launched with same initial velocity, the maximum heights corresponding to equal ranges are 4m and 16m. The range has a value

16m

32m

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The correct Answer is:

`d=sqrt(2Rh_(t))+sqrt(2Rh_(r))`
`sqrt(2xx6400xx10^(3)xx50)+sqrt(2xx6400xx10^(3)xx32)=4.6xx10^(4)m=46km`

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