Question

define surface tension give its SI unit​

Answer 1

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☆ Surface tension is the property for which liquid surface tries to minimise there surface as possible.

S.I Unit : N/ m

Answer 2

Answer:

the attractive force exerted upon the surface molecules of a liquid by the molecules beneath that tends to draw the surface molecules into the bulk of the liquid and makes the liquid assume the shape having the least surface area.

Its SI unit is newton per meter but the cgs unit of dyne per centimeter is also used.