User's Manual

Franck-Hertz Experiment Appendix B: Teacher’s Notes
19
012-14264A
Appendix B: Teacher’s Notes
Sample Data 1: Manual Measurements
Filament voltage (V) = 3.55 V
V
G1K
= 1.5 V
V
G2A
= 11.0 V
Table 1: Accelerating Voltage and Tube Current
V
G2K
(V) 12345678910
I
A
(x 10
-10
A)
0000000000
V
G2K
(V) 11121314151617181920
I
A
(x 10
-10
A)
0 0 1 5 14 32 59 81 112 128
V
G2K
(V) 21 22 23 24 25 26 274 28 29 30
I
A
(x 10
-10
A)
143 153 153 145 130 118 131 183 270 343
V
G2K
(V) 31323334353637383940
I
A
(x 10
-10
A)
413 448 441 391 332 243 173 145 220 417
V
G2K
(V) 41424344454647484950
I
A
(x 10
-10
A)
609 772 825 806 702 547 352 199 113 197
V
G2K
(V) 51525354555657585960
I
A
(x 10
-10
A)
446 771 1032 1174 1216 1101 883 660 343 167
V
G2K
(V) 61626364656667686970
I
A
(x 10
-10
A)
118 323 671 1093 1351 1522 1514 1369 1104 756
V
G2K
(V) 71727374757677787980
I
A
(x 10
-10
A)
468 260 227 456 842 1270 1561 1730 1760 1621
V
G2K
(V) 8182838485
I
A
(x 10
-10
A)
1395 1055 727 460 443