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Water rises in a capillary tube upto a c...

Water rises in a capillary tube upto a certain height such that the upward force of surface tension balances the force of `75 xx 10^(-5)N` due to weight of the liquid. If surface tension of water is ` 6 xx 10^(-2)Nm^(-1)`, what must be the internal circumference of the capillary tube?

A

`12.5xx10^(-2)m`

B

`6.5xx10^(-2)m`

C

`0.5xx10^(-2)m`

D

`1.25xx10^(-2)m`

Text Solution

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The correct Answer is:
A
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MOTION-SURFACE TENSION-Exercise - 3 | Section- A Previous Year Problems | NEET/Other
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  18. Surface tension arises due to :

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