Burgess, G.K. · National Bureau of Standards · leaf 16
treading or potentiometer system that measures 6, or a separateinstrument 0lf as shown in the figure, may be used to measure6-6. Use of a Neutral Body.—Accidental variations in the indica-tions of the auxiliary thermocouple giving 6, the furnace tem-perature may largely be eliminated by placing… … Fig. 5. studied, such as a piece of platinum, porcelain, or even in somecases nickel or nickel steel. It is also desirable that the sampleand neutral have as near as may be the same heat capacities andemisivities. The sample to be studied and the neutral piece areplaced near together and arranged…
Measurements and use of instruments · Heat flow, thermal and thermodynamic processes
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