Introductory course of natural philosophy for the use of schools and academies. Ed. from Ganot's popular physics. By William G. Peck (1869)
Ganot, Adolphe, 1804-1887, Peck, William Guy, 1820-1892 · New York A.S. Barnes · leaf 144
Fig. 96. Fig. 97. Fig. 98. Suppose the piston to be at the lowest point of its play;there will then be an equilibrium between the pressure ofthe air within the pump and that without. When thepiston is raised to the highest point of its play, the air be-neath it is rarefied, and its tension…
Physics
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