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MHT CET Physics question

PhysicsMechanical Properties of FluidsMHT CET

If the excess pressure inside a soap bubble of radius 3 mm is equal to the pressure of a water column of height 0.8 cm, then the surface tension of the soap solution is (, g = ) [MHT-CET 2020]

Answer: (C)

Solution

gives \dfrac{0.008×1000×9.8×0.003}{4}$ =

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Question ID VK-062305