Chapter 5 Measurement of Atmospheric Pressure
Chapter 5 Measurement of Atmospheric Pressure
Chapter 5 Measurement of Atmospheric Pressure
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Three screwsBoxwoodStrainBrass metal frameOpening <strong>of</strong>the tubeIvory pointerThick paperBeakerBoxwoodFigure 5.17 Filtering mercuryGlass cylinderFigure 5.16 Parts <strong>of</strong> mercurycistern glass cylinder(b)Latch holdingscrew(A) Graduationprotective glass tube(a)Glass catch ringholding screwFigure 5.18 Protective glass tubeATTACHED TABLETool and supplies for disassembly and cleaning <strong>of</strong> a mercury barometerNumber <strong>of</strong> tools orTools or suppliesPurposessupplies23