Question

When we press the

bulb of a dropper with its nozzle kept in water, air in the dropper is seen to escape

in the form of bubbles. Once we release the pressure on the bulb, water gets filled

in the dropper. The rise of water in the dropper is due to

1) pressure of water

2)gravity of the earth

3) shape of rubber bulb

4) atmospheric pressure

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Answer 1

Answer:

Atmospheric pressure

Explanation:

Answer 2

Explanation:

4) atmospheric pressure