Dulong & Petit Absolute Expansion of Mercury Apparatus Subcategory_Lab Burners supplying the third-color signal line

supplying the third-color signal line for breadboarded circuits where black and red rails are already assigned

and classroom precision measurement

supplied with heavy sliders whose fine index marks support precise lens and mirror positioning

forming a resonance apparatus for determining the speed of sound through frequency and wavelength investigations

Dulong & Petit Absolute Expansion of Mercury Apparatus Subcategory_Lab Burners supplying the third-color signal lineDulong and Petit mercury expansion apparatus with two glass limbs in 460 by 25mm heated jackets, twin upper arms indexed against a silvered 0 120mm scale for coefficient work.