Surface tension

Related MCQs

• Surface tension force is the product of surface tension per unit length and cross-sectional area of flow.
• The total pressure on a horizontally immersed surface is (where w = Specific weight of the liquid, A = Area of the immersed surface, and x = Depth of the centre of gravity of the immersed surface from the liquid surface)
• A square surface 3 m × 3 m lies in a vertical line in water pipe its upper edge at water surface. The hydrostatic force on square surface is
• The surface tension of mercury at normal temperature compared to that of water is
• Unit of surface tension is
• The surface tension of mercury at normal temperature is __________ that of water.
• The rise or depression of liquid in a tube due to surface tension will increase in size of tube will
• The unit of surface tension is
• The ratio of the inertia force to the surface tension force is called Weber's number.
• The surface tension of mercury at normal temperature is