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How does ploughing help to retain some w...

How does ploughing help to retain some water of soil ?

A

by creatng capillaries

B

by breaking capillaries

C

by turning the soil upsides and down

D

can not judge from the above information

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The correct Answer is:
B
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NIKITA PUBLICATION-SURFACE TENSION-Multiple Choice Questions (Capillarity and capillary action )
  1. The cause of surface tension is

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  2. When a capillary tube stands in water , water rises to a certain heigh...

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  3. How does ploughing help to retain some water of soil ?

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  4. A capillary is dipped into a liquid which does not wet , the liquid le...

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  5. Kerosene oil rises up the wick in a lantern

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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