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• the surface of a liquid acts as if it is under tension, and this tension ...

• the surface of a liquid acts as if it is under tension, and this tension ...

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Surface Tension<br />

• ϒ = F / 2L<br />

• film h<strong>as</strong> top <strong>and</strong><br />

bottom <strong>surface</strong>;<br />

so length being<br />

incre<strong>as</strong>ed <strong>is</strong> 2L<br />

Friday, 22 January 2010

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