Name two devices which work based on the Atmospheric Pressure.Explain

Dear Student,

There are various applications of Atmospheric pressure in our daily life.These are:

1)Syringe : When piston of a syringe is pulled up, it is atmospheric pressure outside that forces up the liquid into the syringe.
2)Straw : When a person sucks up the liquid from straw the pressure inside is relatively low and thus atmospheric pressure outside forces up the liquid into straw.
3)Vacuum cleaner : When a vacuum cleaner is switched on, the pressure inside fall off due to air inside. Thus atmospheric pressure being greater forces the dust particles into the cleaners duct.
4)Lift pump/handpump is also based on the application of atmospheric pressure.
5)Siphon : It is nothing but a rubber tube used for transfer liquid. For example sometimes people use rubber tube to transfer petrol from one container to another. This kind of arrangement is known as siphon. 
6. Tyres: When the atmospheric pressure decreases, the pressure inside tyres increases, and this may eventually cause the Tyre to burst.

Regards

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