Purpose
This experiment sought to determine the value of the surface tension of water and paraffin oil from the downward pull on a horizontal ring fastened to a spring.
Apparatus
The following materials were used in the experiment: Platinum-iridium ring equipped with stirrup (circumference L=4cm)
Spring
Paraffin oil Distilled water Petri dish Weight pan Striker Level Jolly balance with adjustable platform Scale to determine the paraffin oil density Suitable weights Bunsen burner Tweezers Introduction Surface tension refers to the energy required to expand a liquid’s surface area (Ozment, John, and Conrad, 391). Liquid molecules are attracted to one another by adhesive ...
