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When liquid does not rises in a capillar...

When liquid does not rises in a capillary tube , the angle of contact is

A

0

B

obtuse

C

`90^(@)`

D

`180^(@)`

Text Solution

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The correct Answer is:
C
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NIKITA PUBLICATION-SURFACE TENSION-Multiple Choice Questions (Angle of contact )
  1. For impure water - glass surface , the angle of contact is

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  2. A liquid will not wet the surface of a solid if the angle of contact ...

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  3. When liquid does not rises in a capillary tube , the angle of contact...

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  4. The angle of contact is obtuse when liquid

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  5. The meniscus of mercury in the capillary tube is

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  6. The angle of contact for pure water and clean glass surface is

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  7. The angle of contact between liquid and solid does not depend upon

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  8. A capillary tube of radius r is placed in a liquid I the angle of con...

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  9. The angle of contact between a solid and a liquid is a characteristic...

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  10. A water proofing agent chages the angle of contact from

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  11. Which one of the following represents correctly the variations of surf...

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  12. Nature of meniscus for liquid having angle of contact as 0^@ is

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  13. A liquid rises in a capillary tube when the angle of contact is:

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  14. When a cylindrical tube is dipped vertically into a liquid the angle o...

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  15. If the lower end of a capillary tube touches a liquid whose angle of...

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  16. The liquid meniscus in a capillary tube will be convex, if the angle o...

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  17. If a glass rod is dipped in mercury and withdrawn out, the mercury doe...

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  18. Angle of contact varies between

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  19. A glass plate is partly dipped vertically in the mercury and the angle...

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  20. The temperature of a liquid in a vessel is gradually raised the angl...

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