Lynde, Carleton John, b. 1872 · New York : Macmillan · leaf 72
be illus-trated by means of theapparatus shown in Figs.40 and 41. The apparatus in Fig. 40is a U-shaped tube withmercury in the bend. Theshort closed tube holds acertain volume of gas, con-fined by the mercury. Thepressure on this gas is oneatmosphere because themercury is at the same level in both… … Fig. 40. — Illustrating Boyles law for pres-sure greater than one atmosphere. 58 PHYSICS OF THE HOUSEHOLD that the gas has been compressed in the small tube to one halfits first volume. If we make the pressure three atmospheres,the gas is compressed to one third its first volume, and so on.This…
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