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If air of weight w is filled in a empty ...

If air of weight w is filled in a empty ballon which weights `w_(1)` the weight of ballon will become `w_(2)` Suppose the density of air inside and out side the vallon is same, then,

A

`w_(2)=w_(1)+w`

B

`w_(2)=sqrt(w_(1)w)`

C

`w_(2)=w_(1)`

D

`w_(2)=w_(1)-w`

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