of air in the bottle, and any process that Fig. 3.9, would exhaust practically allthe air would be slow andtedious, the following appa-ratus is used to measure theamount of air drawn fromthe bottle. The bottle is connectedwith the air-pump, by thetube B, as shown in Fig. 40.7 is a three-way… … Fig. 40. 1 From a number of platform scales, the most sensitive may be selected byloading them in turn with weights of a kilogram or more in each pan. Balance 44 PRINCIPLES OF PHYSICS. shelf. C is a bottle that acts as a trap to catch mercury, in case thetube H is accidentally raised during the…
Physics
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