define capillarity. write any three aplications of capillarity
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the tendency of a liquid in a capillary tube or absorbent material to rise or fall as a result of surface tension.
1. Lubricating oil spread easily on all parts because of their low surface tension.
2.Cotton dresses are preferred in summer because cotton dresses have fine pores which act as capillaries for sweat.
3. Dirt get removed when detergents are added while washing clothes because surface tension of water is reduced.
1. Lubricating oil spread easily on all parts because of their low surface tension.
2.Cotton dresses are preferred in summer because cotton dresses have fine pores which act as capillaries for sweat.
3. Dirt get removed when detergents are added while washing clothes because surface tension of water is reduced.
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Explanation:
Capillarity, rise or depression of a liquid in a small passage such as a tube of small cross-sectional area, like the spaces between the fibres of a towel or the openings in a porous material.
The oil rises through wicks of lamp through capillary action. Any liquid will be absorbed by the sponges through capillary action. Ink will be absorbed by blotting paper
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