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The rain are in spherical shape due to...

The rain are in spherical shape due to

A

Viscosity

B

surface tension

C

Thrust on drop

D

Both (a) and (b)

Text Solution

Verified by Experts

The correct Answer is:
B
Surface tension tends to make the area of raiun drop minimum.
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NCERT FINGERTIPS-MECHANICAL PROPERTIES OF FLUIDS-Surface Tension
  1. Which of the following is associated with liquid only and not for gas ...

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  2. The rain are in spherical shape due to

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  3. Which of the following statements is not true about surface tension ?

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  4. For a surface molecule,

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  5. Mercury does not wet glass. This is the property of liquid known as

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  6. A thin liquid film formed between a U-shaped wire and a light slider s...

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

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  8. Angle of contact of a liquid with a solid depends on

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  9. Which of the following statements is not true about angle of contact ?

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  10. Which of the following statements is correct ?

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  11. A liquid will not wet the surface of a solid if the angle of contact ...

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  12. The soap bubble formed at the end of the tube is blown very slowly. Dr...

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  13. When a drop splits up into number of drops

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  14. The excess pressure inside a soap bubble is thrice the excess pressur...

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  15. Work W is required to form a bubble of volume V from a given solution....

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  16. Find the work done in blowing a soap bubble of surface tension 0.06 Nm...

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  17. The surface tension of soap solution is 0.03 N//m . The work done in b...

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  18. Surface tension of mercury is 0.465 N m^(-1). The excess pressure insi...

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  19. The surface tension of soap solution at a temperature 20^(@)C is 2.5xx...

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  20. In question number 88, if an air bubble of the same dimensions were fo...

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