Thermodynamics 221518-04X | Footage Farm

Footage Farm is a historical audio-visual library. The footage in this video constitutes an unedited historical document and has been uploaded for research purposes. Some viewers may find the archive material upsetting. Footage Farm does not condone the views expressed in this video.
For broadcast quality material of this clip or to know more about our Public Domain collection, contact us at info@footagefarm.co.uk Footage Farm is a historical audio-visual library. The footage in this video constitutes an unedited historical document and has been uploaded for research purposes. Some viewers may find the archive material upsetting. Footage Farm does not condone the views expressed in this video.

If you wish to acquire broadcast quality material of this reel or want to know more about our Public Domain collection, contact us at info@footagefarm.co.uk

1938
Blacksmith cranking forge, red hot iron in coals. Animation of molecules moving about. Kinetic Theory of matter illustrated. Slow down as temperature decreases. Rod heated.. Superimposed heat driving turbines, locomotives, automobiles.
13:38:06 Animated illustration of air forced up through coals from bottom & carbon & oxygen of air uniting to give off heat.
13:38:31 Large steam locomotive engine to stop. Animated overlay showing workings of steam engine w/ firebox, boiler & cylinder moving to power wheels making use of sliding valve to bring in hot steam.
13:40:17 Vanes of airwheel turned by air. Animation of steam turbine in cut-away showing multiple rotors.
13:41:36 Turbine seen in place in large electric generating plant.
13:41:53 Automobile sedan pulls up to service station gasoline pump. Attendant opens hood of six cylinder car. Animated cut-away of four-cycle motor showing carburetor, piston & crankshaft & cooling water.
13:43:43 Ext. of motor, hood covered & car leaves.
13:44:01 Tractor w/ diesel engine. Motor & cutaway showing working w/o carburetor or spark plug.
13:45:22 Tractor past & pov of plowing from back of tractor.
13:45:48 Title: First Law of Thermodynamic 1 Calorie of heat is 4.187 Joules of work.
13:46:03 Animation & title Second Law of Thermodynamics: Useful work can be done only when heat at high temperature is changed to heat at a lower temperatue. The End.

Видео Thermodynamics 221518-04X | Footage Farm канала footagefarm