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Why is it easier to swim in sea water th...

Why is it easier to swim in sea water than in fresh water?

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HC VERMA ENGLISH-FLUID MECHANICS-All Questions
  1. Consider the barometer shown in figure. If a small hole is made at a p...

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  2. Is Archimedes principle valid in an elevator accelerting up? In a car ...

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  3. Why is it easier to swim in sea water than in fresh water?

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  4. A glass of water has an ice cube floating in water. The water level ju...

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  5. A ferry boat loaded with rocks has to pass under a bridge. The maximum...

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  6. Water is slowly coming out from a vertical pipe. As the water descends...

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  7. While watering a distant plant, a gardener partially closes the exit h...

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  8. A Gipsy car has a canvas top. When the car runs at high speed, the top...

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  9. A liquid can easily change its shape but a solid can not because

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  10. Consider the equations P=Lim(/\srarr0)F/(/\S) and P1-P2=rhogz In a...

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  11. The three vessels shown in figure have same base area. Equal volumes o...

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  12. Equal mass of three liquids are kept in three identical cylindrical ve...

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  13. Figure shows a siphon. The liquid shown in water. The pressure differe...

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  14. A beaker containing a liquid is kept inside a big closed jar. If the a...

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  15. The pressure in a liquid at two points in the same horizontal plane ar...

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  16. Suppose the pressure at the surface of mercury in as barometer tube is...

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  17. A barometer kept in an elevator reads 76 cm when it is at rest. If the...

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  18. A barometer kept in an elevator accelerating upward reads 76 cm. The a...

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  19. To construct a barometer, a tube of length 1m is filled completely wit...

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  20. A block of wood is floating in water in a closed vessel as shown in th...

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