In measuring the surface tension of a liquid (drop weight method), 20 drops of the liquid (r = 0.2cm) falling apart from the tip whose diameter is 0.4 cm were found to weight 0.95 gram. What is the surface tension of the liquid?

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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In measuring the surface tension of a
liquid (drop weight method), 20 drops of
the liquid (r = 0.2cm) falling apart from
the tip whose diameter is 0.4 cm were
found to weight 0.95 gram. What is the
surface tension of the liquid?
Transcribed Image Text:In measuring the surface tension of a liquid (drop weight method), 20 drops of the liquid (r = 0.2cm) falling apart from the tip whose diameter is 0.4 cm were found to weight 0.95 gram. What is the surface tension of the liquid?
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