name any two devices used in everyday life which work on the existence of atmospheric pressure
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Answer:
Tires and car engines are the two devices used by us in everyday life which work on the existence of atmospheric pressure.
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Brakes on trains and most buses and large trucks are operated by air pressure. A piston rod from an air cylinder exerts force on the braking device. On railroad cars the air-brake system includes a compressor, pneumatic valves, regulators, piping, reservoir, and other accessories.
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