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Fluids, gasses and heat • 19 Gas model with piston
For use with 2185.00. Steel balls in motion represent gas mole- cules which lift a plastic piston due to repeated collisions. The model is supplied with piston, balls and a support for placing the apparatus on an overhead projector.
2185.55 Gas model with piston
2185.55
2185.00
Electromechanical vibrator
The vibrator is described in detail on page 28. For use with gas model (2185.55), the vibrator may simply be driven by a variable AC power supply. Another possibility is to use our 2502.50 function generator.