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The area of the surface of water in a ve...

The area of the surface of water in a vessel is 40`cm^2`. It is transferred into a cylindrical vessel of area of cross section 220`cm^2`. If the surface tension of water is 0.07`Nm^(-1)`, the work done in the transfer of water is

A

12.6 erg

B

1.26 erg

C

`12.6 xx 10^(-4)` J

D

`1.26 xx10^(-4)` J

Text Solution

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The correct Answer is:
C
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