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Unit - 3.3 Pressure Exerted By Gases – Atmospheric Pressure — PHYSICS STD 8 — Question

ICSE BoardEnglish MediumSTD 8PHYSICSUnit - 3.3 Pressure Exerted By Gases – Atmospheric Pressure2 Marks
Question
Explain the following:
Why do ink pens start leaking at high altitudes ?
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Answer

An ink pens filled with ink contains some air at a pressure equal to atmospheric pressure on earth’s surface. When pen is taken to an altitude, atmospheric pressure is low so the excess pressure inside the rubber tube forces the ink to leak out

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