A horizontal glass tube can be connected to a water reservoir through capillary tubes of different diameters. The smaller the diameter of the capillary tube, the higher the water climbs above the level of the reservoir due to the greater hydrostatic pressure.
![Capillary Tubes Apparatus, 1003510 [U58021], Hydrodynamics](/imagelibrary/U58021/U58021_01_Capillary-Tubes-Apparatus.jpg)
![Capillary Tubes Apparatus, 1003510 [U58021], Hydrodynamics](/thumblibrary/U58021/U58021_01_1200_1200_Capillary-Tubes-Apparatus.jpg)
![Blue Food Colouring, 1000793 [U8410620], Consumables](/thumblibrary/U8410620/U8410620_01_140_140_Blue-Food-Colouring.jpg)
![Liquid Levels, 1003509 [U58020], Pressure](/thumblibrary/U58020/U58020_01_140_140_Liquid-Levels.jpg)
![Wedge-Shaped Vessel -
Illustrate surface tension and capillary forces, 1000794 [U8411130], Mechanics of Liquids](/thumblibrary/U8411130/U8411130_01_140_140_Wedge-Shaped-Vessel-Illustrate-surface-tension-and-capillary-forces.jpg)
![Clamp with Hook, 1002828 [U13252], Clamps](/thumblibrary/U13252/U13252_01_140_140_Clamp-with-Hook.jpg)
![Precision Dynamometer 5 N, 1003106 [U20034], Dynamometers](/thumblibrary/U20034/U20034_01_140_140_Precision-Dynamometer-5-N.jpg)
![Ball and Ring, 1003382 [U409001], Thermal Expansion](/thumblibrary/U409001/U409001_01_140_140_Ball-and-Ring.jpg)
![Barrel Foot, 1 kg, 1002834 [U13265], Bases](/thumblibrary/U13265/U13265_01_140_140_Barrel-Foot-1-kg.jpg)
![Set of 15 Safety Experiment Leads, 75 cm, 2.5 mm², 1002843 [U138021], Circuits](/thumblibrary/U138021/U138021_01_140_140_Set-of-15-Safety-Experiment-Leads-75-cm-25-mm.jpg)
![Precision Dynamometer 2 N, 1003105 [U20033], Dynamometers](/thumblibrary/U20033/U20033_01_140_140_Precision-Dynamometer-2-N.jpg)
![Tube Thermometer, Graduated -10 – 110°C, 1002879 [U14295], Thermometers](/thumblibrary/U14295/U14295_01_140_140_Tube-Thermometer-Graduated-10-110-C.jpg)
![Heat Conductivity Device, 1003383 [U409051], Heat Conduction](/thumblibrary/U409051/U409051_01_140_140_Heat-Conductivity-Device.jpg)
![Set of Seven 7 Cubes for Determining Density, 1000766 [U8404509], Density and Volume](/thumblibrary/U8404509/U8404509_01_140_140_Set-of-Seven-7-Cubes-for-Determining-Density.jpg)
![Pocket Measuring Tape, 2 m, 1002603 [U10073], Measurement of Length](/thumblibrary/U10073/U10073_01_140_140_Pocket-Measuring-Tape-2-m.jpg)
![Cartesian Diver, 1002867 [U14090], Buoyancy](/thumblibrary/U14090/U14090_01_140_140_Cartesian-Diver.jpg)
![Precision Dynamometer 0.1 N, 1003102 [U20030], Dynamometers](/thumblibrary/U20030/U20030_01_140_140_Precision-Dynamometer-01-N.jpg)
![Surface Tension Ring, 1000797 [U8412160], Mechanics of Liquids](/thumblibrary/U8412160/U8412160_01_140_140_Surface-Tension-Ring.jpg)
![Universal Clamp, 1002830 [U13255], Clamps](/thumblibrary/U13255/U13255_01_140_140_Universal-Clamp.jpg)
![Tripod Stand 150 mm, 1002835 [U13270], Bases](/thumblibrary/U13270/U13270_01_140_140_Tripod-Stand-150-mm.jpg)
![Stainless Steel Rod 470 mm, 1002934 [U15002], Rods](/thumblibrary/U15002/U15002_01_140_140_Stainless-Steel-Rod-470-mm.jpg)
![Pascal's Law Apparatus -
for the quantitative measurement of ground pressure, 1002957 [U15070], Pressure](/thumblibrary/U15070/U15070_01_140_140_Pascals-Law-Apparatus-for-the-quantitative-measurement-of-ground-pressure.jpg)
![Set of Helical Springs for Hooke‘s Law, 1003376 [U40816], Coil Springs](/thumblibrary/U40816/U40816_01_140_140_Set-of-Helical-Springs-for-Hooke-s-Law.jpg)