A vertical capillary tube with inside diameter 0.5mm is submerged into – McqOptions

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1.	A vertical capillary tube with inside diameter 0.5mm is submerged into water so that the length of its part protruding over the surface of water is equal to 2.5mm. Find the radius of curvature of the meniscus.
A.	0.3mm
B.	0.6mm
C.	0.9mm
D.	1.2mm
Answer» C. 0.9mm

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