Heat treatment of high-temperature mercurial thermometers (1906)
National Bureau of Standards · leaf 36
527.8 on the auxiliary scale is to be marked 500° on thethermometer; the point 469.1 is to be marked 450°, and so on,according to the table for this kind of glass. If each of theseintervals be divided into 50 equal parts, the greatest error on thescale due to this method of adjusting will be only… … Fig. 8.—Regulating Rheostat. 222 Bulletin of the Bureau of Stajtdards. [Voi.2,no.2. perature different from that of the bulb, the amount of this stemcorrection may be computed approximately by means of the follow-ing formula: Stem correction = 0.00016 X ?2 X (7 - /) C°.Stem correction =…
Measurements and use of instruments · Thermometry, pyrometry and calorimetry · Heat flow, thermal and thermodynamic processes
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