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The parts of motor cars are polished by ...

The parts of motor cars are polished by chromium because the angle of contact between water and chromium is

A

`0^(@)`

B

`90^(@)`

C

Less than `90^(@)`

D

Greater than `90^(@)`

Text Solution

Verified by Experts

The correct Answer is:
D
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ERRORLESS -SURFACE TENSION-Exercise
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  2. A liquid is coming out from a vertical tube. The relation between the ...

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  3. The parts of motor cars are polished by chromium because the angle of ...

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  4. A glass plate is partly dipped vertically in the mercury and the angle...

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  5. The liquid meniscus in a capillary tube will be convex, if the angle o...

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  6. If a water drop is kept between two glass plates, then its shape is

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  7. The value of contact angle for kerosene with solid surface.

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  8. Nature of meniscus for liquid of 0^(@) angle of contact

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  9. A liquid wets a solid completely. The meniscus of the liquid in a suff...

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  10. What is the shape when a non-wetting liquid is placed in a capillary t...

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  11. For which of the two pairs, the angle of contact is same

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  12. If the surface of a liquid is plane, then the angle of contact of the ...

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  13. A soap bubble assumes a spherical surface. Which of the following stat...

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  14. If two soap bubbles of different radii are connected by a tube

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  15. The surface of soap solution is 25xx10^-3Nm^-1. The excess pressure in...

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  16. Prove that if two bubbles of radii r(1) and r(2)(r(1)ltr(2)) come in c...

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  17. The excess pressure due to surface tension in a spherical liquid drop ...

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  18. A long cylinderical glass vessel has a small hole of radius r at its b...

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  19. If the surface tension of a soap solution is 0.03 MKS units, then the ...

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  20. The excess pressure inside a soap bubble is

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