An experimental study of the fahy permeameter (1918)
National Bureau of Standards · leaf 24
JO Va/ues of M 100 no Fig. 9.—Shearing curves for a given quality of Norway iron as determined by various apparatus E, Esterline; P, Picon; A, Koepsel; G and F from foreign research laboratories; O, a theoretical ovoid of 100 diameters … 20000 CO (U > /SCoo lOoOO ^000 -ZOO 40 -^o o ^jo Percentage of H Fig. 10.—Showing the data of Fig. 18 on a percentage basis E and El are the extreme curves from four Esterline permeameters; U is from an uncompensated doubleyoke; U\ is from a single yoke (Z=27.8 cm); Ui is from a single yoke…
Magnetism · measurements and use of instruments/ B8000 Power systems and applications
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