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Two water droplets merge with each other...

Two water droplets merge with each other to from a larger droplet. In this proces

A

Energy is liberated

B

Energy is absorbed

C

Neither liberated nor absorbed

D

Some mass is converted into energy

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The correct Answer is:
A
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MOTION-SURFACE TENSION-Exercise - 3 | Section- A Previous Year Problems | NEET/Other
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  2. If the difference between pressure inside and outside of a soap bubble...

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  3. Two water droplets merge with each other to from a larger droplet. In ...

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

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  5. The property utilized in the manufacture of lead shots is

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  6. An air bubble is lying just below the surface of water. The surface te...

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  7. The surface tension of a liquid is 5Nm^-1. If a thin film formed on a ...

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  8. If one end of capilary tube is dipped into water then water rises up t...

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  9. If the surface tension of a liquid is T , the gain in surface energy f...

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  10. Two soap bubbles of radii r(1) and r(2) equal to 4 cm and 5 cm are to...

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  11. The radius of a soap bubble is r. the surface tension of soap solution...

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

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  13. Excess of pressure inside a soap bubble is

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  14. In a capillary tube experiment, a vertical 30 cm long capillary tube i...

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  15. Radius of a capillary is 2xx10^(-3)m. A liquid of weight 6.28xx10^(-4)...

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  16. A capillary tube of radius r can support a liquid of weight 6.28xx10^(...

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  17. Water rises in a capillary tube upto a certain height such that the u...

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  18. Which one of the following will make its way most easily through the t...

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  19. Inside a drop excess pressure is maximum in

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  20. When charge is given to a soap bubble, it showns :

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