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Kerosene oil rises up the wick in a lant...

Kerosene oil rises up the wick in a lantern

A

diffusion of the oil through the wick

B

surface tension

C

buoyance force of air

D

the gravitational pull of the wick

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The correct Answer is:
B
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NIKITA PUBLICATION-SURFACE TENSION-Multiple Choice Questions (Capillarity and capillary action )
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  2. A capillary is dipped into a liquid which does not wet , the liquid le...

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  3. Kerosene oil rises up the wick in a lantern

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

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  5. A capillary tube is made of water proof material and is dipped in wate...

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  6. A square wire frame of L is dipped in a liquid, on taking out a membra...

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  7. A capillary tube is dipped in a water container , so that loss in weig...

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  8. A capillary tube when immersed vertically in a liquid records a rise o...

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  9. If a vessel has a small hole at the bottom of radius 4 mm, then the ri...

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  10. Two capillaries A and B are dipped in water and held vertical . The d...

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  11. f the surface tension of water is 7 xx 10^(-2) N/m then the rise of w...

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  12. A capillary tube when immersed vertically into a liquid records a rise...

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  13. A capillary tube is dipped in water and the water rises in it to a h...

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  14. Water rises in a capillary tube through a height l. If the tube is inc...

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  15. A soap film of surface tension 3 xx 10^(-2)N//m formed in a rectangula...

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  16. Water rises to a height of 30 mm in a capillary tube , if the radius o...

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  17. Water rises to height of 5 cm in glass capillary tube . If the area of...

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  18. In a capillary tube , water rises to a height of 4 cm If its cross se...

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  19. A liquid rises to a height of 9 cm in a glass liquid column in a gla...

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  20. A liquid rises in a capillary tube of radius r upto height h and tha ...

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