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On mixing the salt in water, the surface...

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

A

increase

B

decrease

C

remains unchanged

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Soluble impurities increases the surface tension.
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DC PANDEY-FLUID MECHANICS-Taking it together
  1. Water does not wet an oily glass because

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  2. Which of the fact is not due to surface tension

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

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  4. If two identical mercury drops are combined to form a single drop, the...

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

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  6. Along a streamline,

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  7. In a streamline flow

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  8. A viscous fluid is flowing through a cylindrical tube. The velocity di...

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  9. Which of the following diagrams does not represent a streamline flow?

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  10. A body measures 5 N in air and 2 N when put in water. The buoyant forc...

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  11. The reading of a spring balance when a block is suspended from it in a...

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  12. A hole is made at the bottom of the tank filled with water (density =1...

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  13. An iron block is on a boat which floats in a pond. The block is thrown...

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  14. The correct curve between the height or depression h of liquid in a ca...

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  15. When two capillary tubes of different diameters are dipped vertically,...

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  16. The liquid in the capillary tube will rise if the angle of contact is

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  17. The surface tension of liuid at its boiling point

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  18. When the temperature increased the angle of contact of a liquid

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  19. The surface tension of a soap solution is 2xx10^(-2) N//m. To blow a b...

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  20. A liquid is coming out from a vertical tube. The relation between the ...

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