Question: A simple experiment has long been used to demonstrate how negative pressure prevents water from being spilled out of an inverted glass. A glass that

A simple experiment has long been used to demonstrate how negative pressure prevents water from being spilled out of an inverted glass. A glass that is fully filled by water and covered with a thin paper is inverted, as shown in Fig. P3-50. Determine the pressure at the bottom of the glass, and explain why water does not fall out.

12 cm Water Glass A piece of paper

FIGURE P3-50

12 cm Water Glass A piece of paper

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