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When a capillary tube is dipped into a l...

When a capillary tube is dipped into a liquid the liquid neither rises nor falls in the capillary

A

the surface tension of liquid must be zero

B

contact angle must be `90^(@)`

C

surface tension may be one

D

contact angle may br `90^(@)` (or) zero

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The correct Answer is:
D
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SURA PUBLICATION-PROPERTIES OF MATTER-Additional Questions (I. Multiple Choice Questions :)
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