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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 rise water?

A

Atmospheric pressure is highest at the sea level

B

Sea water has less density than ordinary water

C

density of sea water is higher than ordinary water

D

none

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MODERN PUBLICATION-FLOATING BODIES-EXERCISE
  1. Ice is floating on water in a beaker when ice completely melts then le...

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  2. The volume of a substance is 20 cm^3. The mass of the substance if its...

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

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  4. A body floats in liquid when

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  5. Which will be easier to lift?

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  6. A piece of cork of mass 4 kg floats in water with 40% of its volume un...

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  7. A body of weight 70 N is floating in a liquid. The buoyont force actin...

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  8. A body weighs 100N in air. It measures 80N when partially immersed in ...

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  9. A 2 cm cubical lock of mass 2 kg is lying on the ground What is the pr...

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  10. Which of the following units is used to measure thrust?

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  11. A block of wood floats in a liquid of density 0.8 g cm^-3 with one fou...

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  12. If equal masses of water and a liquid of relax density 2 are mixed tog...

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  13. What is centre of buoyancy?

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  14. The S.I unit of relative density is

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  15. State the relationship between thrust and pressure.

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  16. List two factors on which buoyant force depends.

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  17. Relative density of gold is 19.3. The density of water is 1000 kg m^-3...

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  18. Why does an iron nail sink in water whereas wooden cork floats?

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  19. An army tank weighing more than a hundred tonne move conveniently on a...

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  20. Which will exert more pressure, 100 kg mass on 10m^2 or 50 kg mass 4m^...

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