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4. When two soap bubbles of radius

HomePosts tagged “4. When two soap bubbles of radius”
r1 and r2(r2>r1) coalesce, the radius of curvature of common surface is (a)    r2-r1 (b)  r2-r1/r1r2 (c)  r1r2/ r2-r1 (d)...
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