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When a small quantity of soluable impur...

When a small quantity of soluable impurity is added to water , then its surface tension

A

increases

B

decreases

C

may increase or decrease depending upon impurity

D

remains same

Text Solution

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The correct Answer is:
A
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NIKITA PUBLICATION-SURFACE TENSION-Multiple Choice Questions (Surface tension )
  1. The surface tension of water at freezing point is

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  2. What make it difficult to separate two glass sheets having a drop of ...

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  3. When a small quantity of soluable impurity is added to water , then i...

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  4. When a small quantity of partially soluable impurity is added to wa...

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  5. When sugar is added to water , then surface tension of sugar solution ...

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  6. If the surface tension of a rectangular soap film is T and length l , ...

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  7. If there is no difference of pressure on the two sides of the surface,...

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  8. The molecular forces are

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

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  10. The surface energy is numerically equal to

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  11. The surface tension of molten cadmium with increase of temperature gen...

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  12. Two wooden sticks of negliable weight are floating parallel to each o...

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  13. The phenomenon of surface tension exhibited liquids is due to

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  14. The surface tension of pure water is

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  15. The surface tension of a liquid is 70 "dyne" // cm . In MKS system its...

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  16. If the maximum force in addition to the weight required to pull a wire...

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  17. If the length of a needle floating on water is 2 cm then the additiona...

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  18. The surface tension of a liquid is 10^(8) dyne cm^(-1). It is equivale...

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  19. The force required to take away a flat circular plate of radius 4 cm f...

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  20. A circular loop of a thin wire of radius (7//pi) cm is suspended fro...

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