1.

The radii of two soap bubbles are R_1and R_2 respectively the ratio of masses of air in them will be

Answer»

<P>`(R_(1)^(3))/( R_(2)^(3))`
`(R_(2)^(3))/( R_(1)^(3))`
`((P+ (4T )/ (R_1) )/(P +(4T)/(R_2)))(R_(1)^(3))/( R_(2)^(3))`
`((P+ (4T )/( R_2) )/(P +(4T)/(R_1)))(R_(2)^(3))/( R_(1)^(3))`

ANSWER :C


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