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MHT CET Physics question

PhysicsMechanical Properties of FluidsMHT CET

Water rises to a height of 10 cm in a capillary tube and mercury falls to a depth of 3.42 cm in the same capillary tube. If the contact angle for mercury and water are and respectively, the ratio of surface tension of water and mercury is

Answer: (C)

Solution

From , in magnitude $=

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Question ID VK-062112