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A drop of water breaks into two droplets...

A drop of water breaks into two droplets of equal size. In this process which of the following statements is correct?
(1). The sum of temperature of the two droplets together is equal to the original temperature of the drop.
(2).the sum of masses of the two droplets is equal to the original mass of the drop.
(3). the sum of the radii of the two droplets is equal to the radius of the original drop.
(4). the sum of the surface areas of the two droplets is equal to the surface area of the original drop.

A

The sum of the temperatures of the two droplets together is equal to temperature of the original drop

B

The sum of the masses of the two droplets is equal to mass of drop

C

The sum of the radii of the two droplets is equal to the radius of the drop

D

The sum of the surface areas of the two droplets is equal to the surface area of the original drop

Text Solution

Verified by Experts

The correct Answer is:
B

When two drops are splitted, the law of conservation of mass is obeyed.
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-SURFACE TENSION -Exercise 2 (Miscellaneous Problems)
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  2. A 10 cm long wire is placed horizontal on the surface of water and is ...

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  3. A drop of water breaks into two droplets of equal size. In this proces...

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  4. A mercury drop of radius 1.0 cm is sprayed into 10^(6) droplets of equ...

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  5. A mercury drop of radius 1 cm is broken into 10^6 droplets of equal si...

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  6. Under a pressure head, the rate of orderly volume of liquid flowing th...

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  8. The ratio of radii of two bubbles is 2 : 1. What is the ratio of exces...

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  9. 16cm^(3) of water flows per second through a capillary tube of radius ...

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  10. At critical temperature, the surface tension of a liquid

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  11. The rate of flow of liquid through a capillary tube of radius r is V, ...

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  13. Two spherical soap bubbles of radii a and b in vacuum coalesce under i...

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  14. The air pressure inside a soap bubbles of radius R exceeds the out sid...

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  15. On mixing the salt in water, the surface tension of water will

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

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

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  18. A wire of length L metres, made of a material of specific gravity 8 is...

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  19. A soap bubble in air (two surfaces) has surface tension 0.03 Nm^(-1). ...

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  20. If a liquid is placed in a vertical cylinerical vessel and the vessel ...

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