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Answer the following : How it is decid...

Answer the following :
How it is decided that the object left in liquid will get sink in the liquid , will float on the surface , or will float inside the liquid ? Which forces are unbalanced in the above cases ?

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TARGET PUBLICATION-FORCE AND PRESSURE -EXERCISE
  1. Answer the following : An iron nail sinks in water , but why does th...

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  2. Answer the following : It becomes easier to swim in sea water than i...

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  3. Answer the following : How it is decided that the object left in liq...

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  4. A plastic cube is released in water. Will it sink or come to the surfa...

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  5. Answer the following : Lactometer and hydrometer are based on which ...

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  6. Answer the following : State few applications of Archimedes principl...

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  7. Answer the following : State a point of difference between density a...

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  8. Give reasons : It is advised to tie any luggage kept on the roof of ...

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  9. Give reasons : If a stationary bus suddenly speeds up passengers are...

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  10. Give reasons : A carpet is lifted up to remove dust from it .

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  11. Give reasons : A person jumping out of a moving bus falls with his h...

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  12. Give reasons : Fruits can easily be cut with a sharp knife .

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  13. Give reasons : It is easy to cut vegetables , fruits with a sharp kn...

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  14. Why do the load carrying heavy vehicles have large number of wheels ?

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  15. Give reasons : A camel's feet do not penetrate into the sand .

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  16. Give reasons : We cannot stand at one place for a long time . How ca...

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  17. Give reasons : For skiing on ice , why are long flat ski used ?

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  18. Give reasons : The wall of a dam is broad at its base .

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  19. Give reasons : Some people feet their ears popping at the top of a m...

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  20. Why some people feel breathless as they climb higher and higher on a m...

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