He-5 Dependence of Viscosity on Temperature

Aim

To demonstrate that the viscosity of a gas increases with temperature.

Apparatus

  • Copper tubing as in diagram
  • Gas Cylinder
  • Gas Torch

Dependence of Viscosity Temperature 3 Dependence of Viscosity Temperature 2

Dependence of Viscosity on Temperature.

Description

The tube is connected to a gas supply and the jets ignited. One arm is then heated and the flame at that end becomes smaller owing to the increased viscosity of the gas.

Video