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When are press the bulb of a dropper wit...

When are press the bulb of a dropper with its nozzle kept in water, air in the pressure on the bulb, water gets filled in the dropper. The rise of water in the dropper is due to

A

Pressure of water

B

Gravity of the earth

C

Shape of rubber bulb

D

Atmospheric pressure

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The correct Answer is:
D
Atmospheric pressure
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NAND LAL PUBLICATION-FORCE AND PRESSURE -EXERCISES
  1. A blacksmith hammers a hot piece of iron while making a tool . How doe...

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  2. An inflated balloon was pressed against a wall after it has been rubbe...

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  3. Name the forces acting on a plastic bucket containing water held aove ...

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  4. A rocket has been fired upwards to launch a satellite in its orbit. Na...

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  5. When are press the bulb of a dropper with its nozzle kept in water, ai...

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  6. Give two examples each of situations in which you push or pull to chan...

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  7. Give two examples of situations in which applied force causes a change...

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  8. An archer stretches her bow while taking aim at the target. She then r...

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  9. An archer stretches her bow while taking aim at the target. She then r...

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  10. An archer stretches her bow while taking aim at the target. She then r...

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  11. An archer stretches her bow while taking aim at the target. She then r...

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  12. In the following situations identify the agent exerting the force and ...

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  13. In the following situations identify the agent exerting the force and ...

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  14. In the following situations identify the agent exerting the force and ...

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  15. In the following situations identify the agent exerting the force and ...

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  16. A blacksmith hammers a hot piece of iron while making a tool . How doe...

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  17. An inflated balloon was pressed against a wall after it has been rubbe...

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  18. Name the forces acting on a plastic bucket containing water held aove ...

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  19. A rocket has been fired upwards to launch a satellite in its orbit. Na...

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  20. When are press the bulb of a dropper with its nozzle kept in water, ai...

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