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A cube of mass m =800 g floats on the su...

A cube of mass `m =800 g` floats on the surface of water. Water wets it completely. The cube is `10 cm` on each edge. By what additional distance is it buoyed up or down by surface tension? Surface tension of water `=0.07Nm^(-1)`

A

`1.8 xx 10^(-4) m`

B

`1.4 xx 10^(-4) m`

C

`2.8 xx 10^(-4) m`

D

`3.6 xx 10^(-3) m`

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