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Which molecule of a liquid has a higher ...

Which molecule of a liquid has a higher potential energy ?

A

at the centre of gravity of the liquid

B

at any distance from centre of gravity of liquid

C

on the surface film

D

at the bottom of the vessel

Text Solution

Verified by Experts

The correct Answer is:
C
Because when the molecule brought in the surface film the work is done against both gravity and surface tension .
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NIKITA PUBLICATION-SURFACE TENSION-Multiple Choice Questions (Surface energy and surface tension )
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  2. If n drops of a liquid, form a single drop, then

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  3. Which molecule of a liquid has a higher potential energy ?

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  4. The potential energy of molecule on the surface of a liquid as compare...

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  5. The Zurin's law for a liquid is

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  6. A frame made of a metallic wire enclosing a surface area A is covered ...

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  7. Calculate the force required to separate the glass plates of area 10^(...

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  8. Energy needed in breaking a drop of radius R into n drops of radii r i...

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

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  10. A drop of water is broken into two droplets . The sum of which propert...

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  11. If two drops of a liquid are merged to form a single drop, then the en...

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  12. Molecules on the surface of the liquid have

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  13. Detergents in hot water enable grease to be removed from the dishes by

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  14. The work done to split a big drop into n number of identical droplets ...

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  15. A number of small drops of mercury adiabatically coalesce to form a si...

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  16. When salt is added to pure water , the suface tension

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

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  18. Soap helps in cleaning clothes, because

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  19. If a wax coated capillary tube is dipped in water, then water in it wi...

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

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