Philosophical Magazine

according acid action amount appears applied arrangement atomic weight base becomes body calculated centre chemical closed coil compared compounds considerable considered constant containing copper corresponding curve deflection depends determined diameter direction disk distance effect electric elements employed energy equal equation experiments expression fact force formula further give given glass greater hardness heat horizontal increases influence intensity iron latter length less light limit liquid magnetic mass means measured metal method millims molecules motion nature observed obtained optical passing period pile plane plate position possible present produced properties proportional quantity radiation rays regard relation relative represents resistance respectively rods shown side solution sound specific spectrum steel surface Table taken temperature theory thickness tion unit varies vibration volume wire