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" The details of this contrivance are so obvious, and the principle on which it is founded so well understood, that there was only one question which could render the result doubtful ; and this was, — is there any diminution of effect by lengthening the... "
The electric telegraph: its history and progress - Page 54
by Edward Highton - 1852
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The Edinburgh Philosophical Journal, Volume 12

Science - 1825 - 470 pages
...compasses. The details of this contrivance are so obvious, and the principles on which it is founded so well understood, that there 'was only one question which could render the result doubtful, and this was, Is there any diminution of effect by lengthening the conducting wire ? It had been said...
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Electro-magnetism: Being an Arrangement of the Principal Facts Hitherto ...

Jacob Green - Science - 1827 - 222 pages
...needles. The details of this contrivance are so obvious, and the principles on which it is founded so well understood, that there was only one question...could render the result doubtful. This was, whether by lengthcning the conjunctive wires, there would be any diminution in the electrical effect upon the...
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Bulletin of the Philosophical Society of Washington: 1870-1871, Volumes 1-2

Philosophical Society of Washington (Washington, D.C.) - Science - 1874 - 640 pages
...compasses. The details of this contrivance are so obvious, and the principle on which it is founded so well understood, that there was only one question which could render the result doubtful ; and this was, — is there any diminution of effect by lengthening the conducting wire 51 It had...
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Proceedings of the Institution of Electrical Engineers, Volume 4

Institution of Electrical Engineers - Electrical engineering - 1875 - 492 pages
...wires and magnetic needles. The details of this contrivance are so obvious, and the principles upon which it is founded are so well understood, that there...diminution in the electrical effect upon the needle. * * Had it been found true that the galvanic fluid could be transmitted in a moment through a great...
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Journal, Volume 4

Electricity - 1875 - 498 pages
...wires and magnetic needles. The details of this contrivance are so obvious, and the principles upon which it is founded are so well understood, that there...diminution in the electrical effect upon the needle. * * * Had it been found true that the galvanic fluid could be transmitted in a moment through a great...
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Annual Report of the Board of Regents of the Smithsonian Institution

Smithsonian Institution. Board of Regents - Discoveries in science - 1879 - 588 pages
...compasses. The details of this contrivance are so obvious, and the principle on which it is founded so well understood, that there was only one question which could render the result doubtful ; and this was, is there any diminution of effect by lengthening the conducting wire ? It has been...
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A Memoir of Joseph Henry: A Sketch of His Scientific Work

William Bower Taylor - Physicists - 1879 - 162 pages
...compasses. The details of this contrivance are so obvious, and the principle on which it is founded so well understood, that there was only one question which could render the result doubtful ; and this was,—is there any diminution of effect by lengthening the conducting wire '( It had been...
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A Memorial of Joseph Henry

Smithsonian Institution - Electromagnetism - 1880 - 560 pages
...compasses. The details of this contrivance are so obvious, and the principle on which it is founded so well understood, that there was only one question which could render the result doubtful ; and this was, — is there any diminution of effect by lengthening the conducting wire ? It had been...
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Smithsonian Miscellaneous Collections, Volume 21

Smithsonian Institution - Chemistry - 1881 - 834 pages
...•Annalet de Chimie et de Physique, J820, vol. xv. pp. 72, 73. • the principle on which it is founded so well understood, that there was only one question which could render the result doubtful ; and this was, — is there any diminution of effect by lengthening the conducting wire? It had been...
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Smithsonian Miscellaneous Collections, Volume 21

1881 - 856 pages
...compasses. The details of this contrivance are so obvious, and the principle on which it is founded so well understood, that there was only one question which could render the result doubtful ; and this was, — is there any diminution of effect by lengthening the conducting wire ? It had been...
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