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Page 1: Surface tension ppt
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The force exerted by the molecule on the surface of a liquid are attracted only towards the sides and downward that its surface behave like an elastic film.

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Water is poured on a taro leafWater is poured on a taro leaf

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Water strider walking on water

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Presence of impurities either on the surface or dissolved in it.

Highly soluble substance increases the surface tension.

Sparingly soluble substance reduces the surface tension.

Surface tension of a liquid decreases with increase in temperature.

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