Elementary treatise on physics, experimental and applied : for the use of colleges and schools (1906)
Ganot, A. (Adolphe), 1804-1887, Atkinson, Edmund, 1831-1901, Reinold, A. W. (Arnold William), 1843-1921 · New York : Wood · leaf 444
emperature, which is greatest at the red. Painters, thusguided by a correct but unconscious feeling, always speak of blue and greencolours as cold, and of red and orange as warm tones. If the thermopile isgradually moved from a point beyond the violet through the visible spectrumto a point… … ^^?^. Fig. 415 temperature until it reaches a point, O, where it ceases to be affected. Thispoint is about as distant from R as the latter is from V ; that is, there is aregion in which thermal effects are produced extending to a considerabledistance beyond the red end of the spectrum. In…
Physics
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