Question

2 State the reason why water gets filled in the dropper when we press the bulb of a dropper before placing its nozzle in water. Why can we hear? 3 muntime​

Answer 1

Answer:

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. ... Atmospheric pressure.

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Answer 2

Concept introduction:

There are several reasons responsible for the mechanism of water being filled in a dropper when the bulb of the dropper is pressed. In most cases, water is filled due to release of air pressure from the passage.

Explanation:

We have been given a question that encounters the main reason or mechanism acting against the filling of water in a dropper when the bulb of the dropped is pressed and before placing its nozzle in the water.

We have to find the main reason responsible for the entire mechanism and filling of water in the dropper by pressing its bulb.

Final answer:

When we press the bulb of a dropper before placing its nozzle in water, the air pressure present in the empty space of the dropper escapes in the form of water bubbles and thus pressure is generated which thrives the water to enter into the dropper.

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