In a hand operated liquid sprayer (figure shown below) the

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In a hand operated liquid sprayer (figure shown below) the liquid from the container rises to the top of the tube because of

1. Capillary effect
2. Suction produced by the air jet at the top end of tube
3. Suction produced by the piston during the backward stroke
4. Pumping of the air into the container

Correct Option: C

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