Joule's Electro-Magnet (Calorimeter) Apparatus, 1843

Made:
1843 in Salford
inventor:
James Prescott Joule

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Joule's original revolving electromagnet (calorimeter) used for determining the mechanical equivalent of heat, 1843.

Details

Category:
Heat
Object Number:
1876-493
Materials:
copper (metal), glass, iron, leather, sealing wax, twine and wood (unidentified)
type:
calorimeter
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
credit:
Dr. James Prescott Joule.