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What is meant by the term buoyancy?...

What is meant by the term buoyancy?

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Buoyancy is the force exerted by a fluid on an object when it is wholly or partly immersed in the fluid.
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ICSE-FLUIDS-TOPIC 2 (2 Marks Questions )
  1. A body weighs 450 gf in air and 310 gf when completely immersed in wat...

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  2. A body weighs 450 gf in air and 310 gf when completely immersed in wat...

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  3. What is meant by the term buoyancy?

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  4. What is the cause of upthrust? At which point it can be considered to ...

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  5. A man first swims in sea water and then in river water. (i) compare ...

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  6. Will a body weigh more in air or in vacuum when weiged with a spring b...

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  7. a metal solid cylinder tied ot a thread is hanging from the hook of a ...

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  8. What is the unit of relative density?

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  9. State the principle of floatation.

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  10. A body held completely immersed inside a liquid experiences two forces...

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  11. When a piece of wood is suspended from the hook of a spring balance, i...

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  12. What is the centre of buoyancy? State its position for a floating body...

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  13. A nail sinks in water whereas it floats on mercury.

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  14. A piece of iron sinks in water, but a slip made of iron floats in wate...

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  15. A piece of ice is floating in a glass vessel filled with water. How wi...

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  16. Explain the following observation: "Icebergs floating in sea are dange...

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  17. Explain the following: An egg sinks in fresh water, but floats in a s...

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  18. Explain the following: A toy balloon filled with hydrogen rises to th...

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  19. Explain the following: As a ship in harbour is being unloaded, it slo...

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  20. A block of wood is so loaded that it just floats in water at room temp...

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