 52.33 -- Mechanical equivalent of heat

Online text: web.physics.ucsb.edu/~lecturedemonstrations/Composer/Pages/52.33.html

Cited passages: UCSB Physics lecture demonstration 52.33, opening apparatus description: crank-turn counter, frictional work and thermistor readout.

Cited passages: Opening apparatus paragraphs: aluminum cylinder, wrapped rope, suspended mass, crank, thermistor, resistance conversion and turn counter; Operating the demonstration, initial resistance/temperature calibration and steady cranking sequence; final minimum thermistor resistance; Final operating paragraphs: starting below room temperature and ending above it to approximately balance room heat exchange; omitted accessory capacities and rough estimates.