Home Physics Surface Tension Pressure Difference If the surface tension of a soap solution is…
Physics Surface Tension Pressure Difference MCQ (Single Correct)

If the surface tension of a soap solution is 0.03 MKS units, then the excess of pressure inside a soap bubble of diameter 6 mm over the atmospheric pressure will be

A
Less than 40 N/m 2
B
Greater than 40 N/m 2
C
Less than 20 N/m 2
D
Greater than 20 N/m 2

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The correct answer is:
B

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