Laboratory exercises in physics for secondary schools (1902)
Twiss, George Ransom, b. 1863 · New York, London, The Macmillan company · leaf 106
41-43,47,50-54,56S 83-96, 119, 120, 130, 131W & H 90, 94, 99, 102,104 ESCAPETUBE Purpose. — The purpose of this exercise is to testthe boiling and freezingpoints of a centigrade ther-mometer. Apparatus. — This consistsof a boiler with a tight-fittingtop terminating in a verticaltube, a Bunsen… … SCREW-CAPFig. 18. —The boiler. 78 LABORATORY EXERCISES IN PHYSICS tightly to it, and also cork the lower or overflowtube. (5) Holding a lighted match 5 or 6 inches abovethe burner, turn on the gas and allow it to ignite.The gas must never be allowed to burn on the inside ofthe tube. Place the flame…
Physics
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