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A piece of wood if left under water, com...

A piece of wood if left under water, comes to the surfce. Explain the reason.

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ICSE-UPTHRUST IN FLUIDS, ARCHIMEDES' PRINCIPLE AND FLOATATION-EXERCISE 5(A)
  1. What is the cause of upthrust? At which point it can be considered to ...

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  2. Why is a force needed to keep a block of wood inside water?

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  3. A piece of wood if left under water, comes to the surfce. Explain the ...

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  4. Describe an experiment to show that a body immersed in a liquid appear...

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

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

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  7. A body dipped into a liquid experiences an upthrust. State two factors...

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  8. How is the upthrust related to the volume of the body submerged in a l...

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  9. A bunch of feathers and a stone of the same mass are released simultan...

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  10. A body experiences an upthrust F(1) in river water and F(2) in sea wat...

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  11. A small block of wood is held completely immersed in (i) water (ii) gl...

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  12. A body of volume V and density rho is kept completely immersed in a li...

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

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  14. Complete the following sentences: Two balls, one of iron and the oth...

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  15. Complete the following sentences: An empty tin container with its mo...

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  16. Complete the following sentences: A piece of wood is held under wate...

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  17. Prove that the loss in weight of a body when immersed wholly or partia...

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  18. A sphere of iron and another of wood the same radius are held under wa...

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  19. A shpere of iron and another of wood, both of same radius are placed o...

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  20. How does the density of material of a body determine whether it will f...

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