## Electro-magnets: The Determination of the Elements of Their Construction |

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Electro-Magnets: The Determination of the Elements of Their Construction ... Th. Du Moncel No preview available - 2018 |

Electro-Magnets: The Determination of the Elements of Their Construction ... Th. Du Moncel No preview available - 2018 |

### Common terms and phrases

23 Murray 27 Warren Sts ance applications armature arranged attractive force becomes branches Bunsen cell calculation Chapter cloth conditions of maximum consider Construction crease cuit cups Daniell cells deduced derived circuits determine diameter dimensions Dub and Miiller edition elec Electric Telegraph electro-magnetic force electromotive force employed Engineer equal equation eter experiments expression exterior circuit exterior resistance force increases galvanometer GILLMORE given resistance grams groups helices helix wire Hypsometry Illustrated kilogram laws length of wire less magnet bear magnetic core magnetic moment maximum conditions maximum effect maximum value ments meters of telegraph millimeter morocco multiplier Murray and 27 netic NOSTRAND number of cells number of turns obtain ohms plates polar poles preceding formula proportion quantity ratio receipt of price represents the resistance rheostat saturation sistance spool square root standard electro-magnet suppose tained telegraph wire tery thickness tion total resistance tro-magnet vary wood-cuts

### Popular passages

Page 81 - When, however, the circuit is long and the electric source of feeble energy the magnet should be long and of small diameter. When, on the contrary, the circuit is short and the current strong the core should be of large diameter.