When the Adhesive Forces Between a Liquid and the Walls

question 17

Multiple Choice

When the adhesive forces between a liquid and the walls of a capillary tube are greater than the cohesive forces within the liquid

• A)the liquid level in a capillary tube will rise above the surrounding liquid and the surface in the capillary tube will have a convex meniscus.
• B)the liquid level in a capillary tube will rise above the surrounding liquid and the surface in the capillary tube will have a concave meniscus.
• C)the liquid level in a capillary tube will drop below the surrounding liquid and the surface in the capillary tube will have a convex meniscus.
• D)the liquid level in a capillary tube will drop below the surrounding liquid and the surface in the capillary tube will have a concave meniscus.
• E)None of these choices are correct.