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When a cylindrical tube is dipped vertically into a liquid, the angle of contact is 140∘. When the tube is dipped with an inclination of 40∘, the angle of contact is: |
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Answer» When a cylindrical tube is dipped vertically into a liquid, the angle of contact is 140∘. When the tube is dipped with an inclination of 40∘, the angle of contact is: |
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