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Water rises upto a height h in a capilla...

Water rises upto a height h in a capillary on the surface of earth in stationary condition. Value of h increases if this tube is taken

A

On sun

B

On poles

C

In a lift going upward with acceleration

D

In a lift going downward with acceleration

Text Solution

Verified by Experts

The correct Answer is:
D
`hprop1/g, :. g_("effective")=g-a` (downward motion)
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ERRORLESS-SURFACE TENSION-NCERT BASED QUESTIONS (Capillarity)
  1. For different capillaries of radiusr,the condition of liquid rise (h) ...

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  2. In a capillary tube, water rises to 3 mm . The height of water that wi...

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  3. A vessel, whose bottom has round holes with diameter of 0.1 mm , is fi...

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  4. By inserting a capillary tube upto a depth l in water, the water rises...

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  5. Two capillary tubes of radii 0.2 cm and 0.4 cm are dipped in the same ...

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  6. When a capillary is dipped in water, water rises 0.015 m in it. If the...

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  7. Water rises upto a height h in a capillary on the surface of earth in ...

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  8. During capillary rise of a liquid in a capillary tube, the surface of ...

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  9. Two capillary tubes of same diameter are put vertically one each in tw...

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  10. Water rises in a vertical capillary tube up to a height of 2.0 cm. If ...

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  11. The surface tension for pure water in a capillary tube experiment is

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  12. A liquid rises to a height of 1.8 cm in a glass capillary A another g...

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  13. A capillary tube of radius r is dipped in a liquid of density rho and...

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  14. The rise in the water level in a capillary tube of radius 0.07 cm when...

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  15. A capillary tube of radius r is immersed in water and water rises in t...

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  16. In a capillary rise experiment, the water level rises to a height of 5...

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  17. The lower end of a capillary tube is dipped in water. Water rises to a...

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  18. Which graph represents the variation of surface tension with temperatu...

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