A spherical drop of water has radius 1 mm If surface tension of water is 70x103 N/m difference of pressures between inside and outside of the spherical drop is

Question:

6.A spherical drop of water has radius 1 mm If surface tension of water is 70×103 N/m difference of pressures between inside and outside of the spherical drop is

Options :

a) 35 N/m^2
b) 70 N/m^2
c) 140 N/m^2
d) Zero

Answer :

c) 140 N/m^2

Answer Steps :

Solution :-

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