a soap bubble of radius 12 cm is blown surface tension of soap solution is 30dyne/cm. calculate the workdone in blowing the soap bubbles
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Answer:
108518.40x10^(-7) Joule
Explanation:
The bubble have two surface area of sphere
Work done= Change in surface energy= Surface tension x 2 times the surface area of sphere= (30 dyne/cm)x(2x4x3.14x12^2)
=108518.40 dyne-cm
=108518.40x10^(-7) Joule
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