a dropper is kept in a beaker of water when we press its bulb the bubble of air escapes in the water on releasing the bulb water enters the dropper the flow of water is due to
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Answer:
air pressure
Explanation:
Due to air pressure, the water in the dropper increases. The air in the tube and the bulb escapes in the form of bubbles when the bulb is squeezed. Because of this, pressure decreases inside the bulb. Atmospheric pressure on the liquid surface however is present.
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Answer:
AIR PRESSURE
Explanation:
Due to air pressure, the water in the dropper increases. The air in the tube and the bulb escapes in the form of bubbles when the bulb is squeezed. Because of this, pressure decreases inside the bulb.
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