Bar And Gauge - 662 - Physics Heat And Thermodynamics Heat Flow And Radiation Of Heat. bar. gauge. heat. radiation. 662. flow. Heat Thermodynamics Heat Flow Radiation Heat. physics. thermodynamics
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For illustrating Linear and Spherical Expansion by heating, and contraction by cooling. Mild Steel bar 110 mm x 12.5 mm, Length x Diameter, mounted on a rod with wooden handle and a Brass gauge 150 mm x 38 mm with a cutout mounted on a separate wooden handle, which just admits the bar lengthways and a hole into which the bar passes endways when cold.