A soap film of surface tension 3 xx 10^(...

A soap film of surface tension `3 xx 10^(-2)N//m` formed in a rectangular frame can support a straw as shown in Fig. If `g = 10 ms^(-2)`, the mass of the straw is

`0.06 gm`

`0.6 gm`

`6 gm`

`60 gm`

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