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A thin liquid film of thickness 5xx10^-5...

A thin liquid film of thickness `5xx10^-5m` is formed between two glasses plates of surface area `1xx10^-2 m^2`. If the surface tension of the liquid is `60xx10^-2N//m` the force that is required to separate the glass plates is.

A

240 N

B

120 N

C

24 N

D

1.2 N

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