NIL (i->381. 



Theory of Lines of Force. 



965 



62 376. 1 = 6. 



62 379. 1 : 6. 



62377. 1 = 11- 



MAX KOHL CHEMNITZ 



62 380. 1 : 4. 



Mf'MNMfffift 



J 



62 378. 1 : .-,. 



62 381. 1 : 5. 



62,37~>. 2 Wire Coils on wood frame, for demonstrating the magnetic fields of a single con- 

 ductor, of two parallel currents in the same and two parallel currents in opposite direc- 

 tions (W. u. E., phys. prakt. 4 th Edn., p. 492). A current density of only 1 2 amps, 

 is necessary 



: s. (I. 



2. 5. 

 0. 18. 





62.376. Apparatus for the Magnetic Field of a Circular Current, Figure 



62.377. Demonstration Apparatus for Field of an Annular Conductor, after Gotze, with five 

 magnetic needles, Figure ; 2. 10. 



62.378. Apparatus for Demonstrating the Multiplication of the Current Effect when a Magnetic 

 Field is generated, after Friedr. C. G. Miiller, Figure (M. T. Fig. 176), with a single 



and a quintuple coil 0. 10. 



62.379. Demonstration Apparatus for the Magnetic Field of a Solenoid and of a bar-shaped 

 Electromagnet, after Gotze, Figure. The iron core can be taken out 3. 10. 



62.380. Apparatus for Demonstrating the Flow of the Magnetic Field in a Solenoid, after 

 Bauernberger, Figure 1. 4. 



62.381. Apparatus for the Magnetic Field of a Solenoid, after Friedr. C. G. Miiller, Figure 



(M. T. Fig. 177) 0. 10.0 



Cl. 5549, 4116, 4107, 3558, 

 3878,6012. 



