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A water drop takes the shape of a sphere...

A water drop takes the shape of a sphere in a oil while the oil drop spreads in water, because
(A.F.=adhesive force C.F.=Cohesive force )

A

C.F. for water gt A.F. for water and oil

B

C.F. for oil gt A.F. for water and oil

C

C.F. for oil lt A.F. for water and oil

D

none of these

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The correct Answer is:
A
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ERRORLESS -SURFACE TENSION-Exercise
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  4. Which of the fact is not due to surface tension

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  5. In the glass capillary tube, the shape of the surface of the liquid de...

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  6. Force necessary to pull a circular plate of 5cm radius from water surf...

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  7. The property of surface tension is obtained in

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  8. The surface tension of a liquid with rise of temperature.

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  9. If two glass plates are quite nearer to each other in water, then ther...

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  10. On mixing the salt in water, the surface tension of water will

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  11. The maximum force, in addition to the weight required to pull a wire o...

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  12. Consider a liquid contained in a vessel. The liquid solid adhesive for...

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  13. At which of the following temperatures, the value of surface tension o...

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 If a glass rod is dipped in mercury and withdrawn out, the mercury doe...

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  15. Mercury does not wet glass, wood or iron because

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  16. Surface tension of a liquid is found to be influenced by

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  17. When a drop of water is dropped on oil surface, then

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  18. Two pieces of glass plate one upon the other with a little water betwe...

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  19. Small droplets of a liquid are usually more spherical in shape than la...

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  20. A thin metal disc of radius r floats on water surface and bends the su...

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