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A body measures 5 N in air and 2 N when ...

A body measures 5 N in air and 2 N when put in water. The buoyant force is

A

7N

B

9N

C

3N

D

None of these

Text Solution

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The correct Answer is:
C
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MOTION-HYDROSTATIC, FLUID MECHANICS & VISCOSITY-EXERCISE-1 (OBJECTIVE PROBLEMS)
  1. Which one of the following is based on 'Pascal's Law' ?

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  2. An object of w and density rho is submerged in liquid of density sigma...

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  3. A body measures 5 N in air and 2 N when put in water. The buoyant forc...

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  4. A piece of wood is taken deep inside a long column of water and releas...

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  5. Velocity of flow of water in a horizontal pipe is 10.0 m/s. Find the v...

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  6. Water is flowign through a cylindrical pipe of cross section area 0.09...

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  7. Water is flowing through a horizontal tube of non uniform cross-sectio...

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  8. Water is flowing in a horizontal pipe of non-uniform area of corss sec...

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  9. The relative velocity of two parallel layers of water is 8 cm/sec. If ...

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  10. Water flows through a frictionless duct with a cross-section varying a...

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  11. Two water pipes P and Q having diameters 2 xx 10^(-2) m and 4 xx 10^(...

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  12. Water is flowing through a horizontal pipe of non-uniform cross- secti...

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  13. Water is flowing through a tube of non-uniform cross-section ratio of ...

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  14. Water is flowing through a horizontal pipe of non -uniform cross secti...

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  15. Water enters a horizontal pipe of non uniform cross section with a vel...

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  16. A water tank has a hole in its wall at a distance of 40 m below the fr...

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  17. There is a 1 mm thick layer of oil between a flat plate of area 10^(-2...

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  18. A steel shot of diameter 2 mm is dropped in a viscous liquid filled in...

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  19. An air bubble (radius 0.4 mm) rises up in water. If the coefficient of...

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  20. If an oil drop of density 0.95xx10^(3)kg//m^(3) and radius 10^(-4) cm ...

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