Viscosity Of Liquids

Purpose

To compare the viscosities of water and mineral oil.

Equipment

Cylinders with heavy balls in water and mineral oil.

Images

f4-01

Description

Two tubes contain heavy balls in water and mineral oil, respectively. Invert the tubes and compare terminal velocities to compare viscosities.◙

References

Metin Yersil, A Simple Demonstration of Terminal Velocity, TPT 29, 334-335 (1991).