Multiple choice

In a sprayer the liquid rises in the tube due to

  1. capillarity

  2. evaporation

  3. lower pressure at the upper hand

  4. unknown reasons

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A sprayer works on Bernoulli's principle, where a high-velocity stream of air creates a region of lower pressure, causing the liquid to rise up the tube.

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