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The diagram below shows the behaviour of mercury in a capillary tube. Explain this observation

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asked Aug 6, 2021 in Physics Form 1 by anonymous

The diagram below shows the behaviour of mercury in a capillary tube. Explain this observation

Phyf2midt1q5

pressure

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answered Aug 6, 2021 by anonymous

The force of cohesion within the mercury is greater than the force of adhesion between mercury and glass .
The mercury therefore sinks down √the tube to enable mercury molecules to keep together.

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