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Take two rubber balloons. Fill one with ...

Take two rubber balloons. Fill one with water and blow air into the other. Now prick both balloons with a pin. What do you observe ?

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The can gets gradually crushed.
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NAVNEET PUBLICATION-FORCE AND PRESSURE-QUESTION BANK
  1. Give two examples to show that air exerts equal pressure in all direct...

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  2. What is a fluid ? Give two examples.

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  3. Take two rubber balloons. Fill one with water and blow air into the ot...

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  4. State the characteristics of the pressure due to a liquid (or a fluid ...

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  5. Write a short note on pressure exerted by a fluid.

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  6. Take an empty can. Pour small quantity of water in it. Boil this water...

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  7. What atmospheric pressure ?

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  8. State the relation between 1 atmosphere and the pascal.

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  9. Why some people feel their ears popping at the top of a mountain.

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

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  11. We can enjoy a cold-drink or fruit juice with the help of a straw but ...

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  12. People are often advised not to carry fountain pens while travelling b...

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  13. Why do some people have earache when they travel by an aeroplane ?

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  14. Explain why a person may bleed from the nose when at a great height ab...

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  15. How much pressure do we carry on our heads ? Why don't we feel it ?

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  16. When a rubber sucker is pressed onto a flat glass surface, it sticks t...

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  17. Describe a simple experiment to demonstrate atmospheric pressure.

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  18. Explain the working of an ink dropper.

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  19. Why is the opening of a dropper very narrow ?

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  20. What is the characteristics of the cap of eye drop bottles ?

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