3B SCIENTIFIC PHYSICS 1023095 Manual De Instrucciones página 11

Fig. 1 Schematic of set up for measuring the Franck-Hertz curve for mercury (C cathode, G grid, A collector elec-
trode)
E
A
F K
+
-
Fig. 2: Experiment set-up for Franck-Hertz tube with Hg filling
F
E
K
G A
5
X Y