Elements of Construction for Electro-magnetsE. & F. N. Spon, 1883 - 86 sider |
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Side
... according to the mode now usually obtaining here , viz . the volt and the ohm , the results must be divided by 1.079 and 100 respectively . With respect to the tables of values , I should mention I have omitted some given by the author ...
... according to the mode now usually obtaining here , viz . the volt and the ohm , the results must be divided by 1.079 and 100 respectively . With respect to the tables of values , I should mention I have omitted some given by the author ...
Side 6
... according to any particular case . To obtain the expression of the electro - magnetic force , I start from the laws of Jacobi , Dub , and Muller , who give for the moment F of an electro- magnet , the product of the intensity I of the ...
... according to any particular case . To obtain the expression of the electro - magnetic force , I start from the laws of Jacobi , Dub , and Muller , who give for the moment F of an electro- magnet , the product of the intensity I of the ...
Side 7
comte Th Du Moncel. which allow us to deduce different conditions of maximum according as we vary the quantities a , b , c , and g , and which relate : Firstly , to the resistance which we give to the magnetising coils ; Secondly , to ...
comte Th Du Moncel. which allow us to deduce different conditions of maximum according as we vary the quantities a , b , c , and g , and which relate : Firstly , to the resistance which we give to the magnetising coils ; Secondly , to ...
Side 13
... according to the law of Muller relating to the increase of force with the diameter of the magnetic cores , by ( 4 ) F = A = g2 Eve λ π bа ( a + c ) ' 94 E2 c [ λ π b а ( a + c ) ] 2 , and expressions which are susceptible of maximum in ...
... according to the law of Muller relating to the increase of force with the diameter of the magnetic cores , by ( 4 ) F = A = g2 Eve λ π bа ( a + c ) ' 94 E2 c [ λ π b а ( a + c ) ] 2 , and expressions which are susceptible of maximum in ...
Side 15
... according to the laws of Muller , the forces increase as the square root of the length of the magnetic cores , these formulas are not susceptible of a maximum when we vary b . But if we render this quantity bin terms of the diameter c ...
... according to the laws of Muller , the forces increase as the square root of the length of the magnetic cores , these formulas are not susceptible of a maximum when we vary b . But if we render this quantity bin terms of the diameter c ...
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according advantage armature arrangement Assoc attractive force battery bobbins Bunsen cell calculations centi centimetre circuit of resistance cloth conditions of maximum consequence consider crown 8vo cube Daniell cells deductions depth diameter dimensions distance electric intensity Electric Lighting Electric Telegraph electro-motive force equal experiments expression exterior circuit exterior resistance Fcap FLEEMING JENKIN galvanometer given circuit given electro-magnet grammes Inst insulating covering iron core kilometres laws length less magnetic core magnetic saturation magnetising coils maximum conditions metres of telegraph millimetre Muller number of cells number of elements number of turns obtain ohms P. L. SIMMONDS plates Pocket-Book poles Practical Treatise preceding formulas proportion quantity ratio Second edition sewed Society of Telegraph standard electro-magnet suppose Tables Telegraph Engineers telegraph wire thickness Third edition three electro-magnets tion total number total resistance vary
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