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A square frame of length L is immersed ...

A square frame of length L is immersed in soap solution and taken out. The force experienced by the square plate is

A

TL

B

2TL

C

4TL

D

8TL

Text Solution

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The correct Answer is:
D
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TARGET PUBLICATION-SURFACE TENSION -COMPETITIVE THINKING
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  2. Surface tension acts

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  3. A square frame of length L is immersed in soap solution and taken ou...

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  4. The force exerted by surface tension on the free surface

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

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  6. A metal wire of density rho floats on water surface horozontally. If i...

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  7. Two drops of a liquid are merged to form a single drop . In this proce...

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  8. Two spherical soap bubbles of radii r1 and r2 in vacuume coalesce unde...

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

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

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  11. Molecules on the surface of the liquid have

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  12. If T is the surface tension of soap solution, the amount of work done ...

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  13. Two soap bubbles have radii in the ratio of 4:3 . What is the ratio o...

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  14. 1000 droplets of water having 2 mm diameter each coalesce to form a s...

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  15. Amount of energy required to blow a bubble of radius 5 cm (surface ten...

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  16. Work done in blowing a soap bubble of diameter 2 cm , is (S.T =3xx10^(...

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  17. The surface tension of soap solution is 0.035 N/m . The energy needed...

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  18. A wooden stick 2m long is floating on the surface of water. The surfac...

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  19. A rectangular film of liquid is extended from (4 cm xx 2 cm) to (5 cm ...

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  20. A frame made of metalic wire enclosing a surface area A is covered wit...

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