Index 



Iron, magnetic properties 



613 



-, magnetisation 594 ; 

 -, passivity 802 

 -, specific resistance 674 



Kerr effect 889 , 



Kirchhoff's formulae for divided 



currents 662 

 Kundt effect 890 



Lamps, electric 776 



Law of Clausius 827 



mutual action of currents, 



Weber's 828 

 Laws of electrodynamics 823 



- magnets and electro- 



magnets 599 



Leakage 900 



Leclanche cells 640 



Length change by magnetisa- 

 tion 622 



Leyden battery 571 



, secondary 910 



- jar 572 



- discharge 909 

 Lichtenberg's figures 893 

 Light, action on selenium 925 



- and electricity, relations 



884 



-, electromagnetic theory 883 

 -, influence of magnetism on 

 emission and absorp- 

 tion 891 



-, magnetic action 592 

 -, Maxwell's theory 884 

 -, polarised, magnetic action 

 887 



- and resistance, relations 



677 

 Lightning 589 



- conductors 589 

 Lines of force 555 



magnetic force 600 



-, telegraph 862 



-, telephone 872 



2-Liquid cells 641 



Liquids, specific resistance 

 673 



Location of faults in con- 

 ductors 709 



Long distance telephony 869 



transmission 717 



Loss by convection 899 



Losses in transformers 754 



Luminous phenomena of dis- 

 charge in rarefied gases 

 916 



- - in electrolysis 785 



Machines, frictional electro- 

 static 741 



-, - plate 742 



-, induction electrostatic 742 



Magnetic action at a distance 

 598 



- - of light 592 



Magnetic circuit 604 



- distribution 600 



- double refraction 887 



- and elastic properties, re. 



lations 619 



- field 601 



- -, effect on electric flow 



846 



- -, - - electrolysis 789 



- - produced by currents 



601 

 , terrestrial, theories 628 



- -, theory 598 



- fields 611 



- force 610 



, lines of 600 



, measurement 610 



- hysteresis 607 



, energy losses 618 



, measurement 617 



- induction, measurement 



612 



- -, theory 604 



- permeability 613 



- poles 597 



- properties of alloys of iron 



624 



iron 613 



salts 625 



solutions 625 



various substances 613 



- rotation of plane of polar- 



isation 887 

 special substances 890 



- screening 605 



- stress 623 



susceptibility, measure- 

 ment 612 



of various substances 

 616 



- testing 608 



instruments 608 



- and thermal properties, 



relations 619 



- torsion 617, 623 



- units 559 

 Magnetisation 594, 603, 606, 



614 



- by electricity 595 

 -, heat due to 620 



- of iron 594, 614 



- - steel 595 



- - various substances 594, 



614 



Magnetism (general) 591 

 -, action on discharge in 



rarefied gases 916 

 -, polarised light 887 



- of electromagnets 749 

 -, induced 605 



-, influence on emission and 

 absorption of light 891 

 -, physical theories 627 



- and resistance, relations 



678 

 -, universality 611 



TV 



' ' Magnetism by rotation ' ' 



839 

 Magneto-electric machines 



760 



Magnetometers 609 

 Magnetostriction 622 

 Magnets, action on currents 



830 

 -, artificial 593 



- and currents, mutual action 



829 



- effect of temperature 620 



- various kinds 595 



- laws 599 



- mutual action 603 



- natural 597 



- permanent 596 

 Marconi's system 882 

 Maxwell's electrodynamic 



equations 822 



- theory of electrodynamics 



823 



- light 884 

 Measurement of alternating 



currents 694 



- - atmospheric electricity 590 



- capacity 707 

 , methods 708 



- coefficients of induction 



840 

 continuous currents 693 



- current energy 705 

 strength 693 



dielectric constants 582 



- electromotive force 690 

 of cells 690 



- - energy of alternating 



currents 695 



- induction 841 



internal resistance of cells 



666 



- magnetic force 610 

 hysteresis 617 



- induction 612 



- susceptibility 612 



- polyphase currents 696 

 resistance 665 



of cables 665 



self-induction 834 



coefficients 841 



transient currents 696 

 Mechanical action of discharge 



911 



Mercury interrupters 756 

 -, specific resistance 675 



- standard of resistance, 



Siemens 's 669 

 , surface tension under 



electrification 804 

 Metallic conduction, nature 



681 



- media in electromagnetic 



theory of light 886 

 Metals, electrolytic polarisation 



800 

 -, resistance, temperature 



relation 680 



