Liquid rise in a syringe when its piston is pulled up due to

Atmospheric pressure

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Inertia of motion

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Inertia of rest

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Conservation of momentum

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Solution

The correct option is A Atmospheric pressure
When the piston is pulled up, air pressure inside syringe reduces because of increase in volume. While pressure outside syringe is more than that. So, it pushes liquid into syringe.

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Why does the liquid rise in a syringe when its piston is pulled up?

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