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If the terminal speed of a sphere of gol...

If the terminal speed of a sphere of gold (of density `19.5 g//cm ^3` ) is 0.2 m/s in a viscous liquid of density 1.5 ` g// cm ^3`find the terminal speed of a sphere of silver (of density ` 0.5 g // cm ^ 3 ` ) of the same size in the same liquid

A

0.4m/s

B

0.133m/s

C

0.1m/s

D

0.2m/s

Text Solution

Verified by Experts

The correct Answer is:
C
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ALLEN-ELASTICITY, SURFACE TENSION AND FLUID MECHANICS-Exercise 2 (One or more than one correct answer)
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  4. A container of a large uniform cross sectional area A strong on horizo...

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  5. A mercury manometer is connected as shown in the figure. The differenc...

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  6. An open pan P filled with water of density (rhow) is placed on a verti...

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  7. A small ball is left in a viscous liquid form very much height correct...

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  8. A cubical block of side a and density rho slides over a fixed inclined...

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  9. A space 2.5cm wide between two large plane surfaces is filled with oil...

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  10. A large drop of oil whose density is less than that of water, floats ...

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  11. If the terminal speed of a sphere of gold (of density 19.5 g//cm ^3 ) ...

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  12. A spherical ball is dropped in a long column of viscous liquid. Which ...

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  13. A small sphere of mass m is dropped from a aheight After it has fallen...

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  14. The wires A and B shown in Fig. are made of the same material and have...

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  15. When a capillary tube is dipped in a liquid, the liquid rises to a hei...

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  16. A massless conical flask filled with a liquid is kepth on t a table in...

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  17. The vessel shown in the figure has a two sections of areas of cross-se...

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  18. A liquid flows through a horizontal tube. The velocities of the liquid...

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  19. A vertical U-tube contains a liquid. The total length of the liquid co...

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  20. A cup filled with water has a hole in the side, through which the liqu...

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