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

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

Cast-metal base mounts a heavy-duty electromagnet-driven fork at ~80Hz

and classroom precision measurement

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

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.