 | John Lee Comstock - Physics - 1813 - 448 pages
...the current, as already explained. In either case it is thrown out of the mercury, and the galvanic circuit being thus broken, the effect ceases until the wire falls back again by its own weight, and touches the mercury, when the current being again perfected, the same influence is repeated, and... | |
 | Physics - 1832 - 642 pages
...influenced by the magnet, urges the wire either forwards towards Q, or backwards towards M. according to fne position of the poles, and the direction of the current....proposed by Mr. Barlow, a spur-wheel, as shewn in ßg. 55, to the lower part of, the upright wire, which must then be firmly fixed to the arm of the... | |
 | Physics - 1832 - 640 pages
...the mercury; and the circuit being thus broken, the effect ceases, until the wire falls back a«í¿m by its own weight into the mercury: when the current...motions. (84.) This reciprocating movement of the «ire may be converted into от of rotation, by adapting, as proposed bv Mr. Barlow, a spur-wheel,... | |
 | John Lee Comstock - Physics - 1840 - 348 pages
...the current, as already explained. In either case it is thrown out of the mercury, and the galvanic circuit being thus broken, the effect ceases until the wire falls back again by its »wn weight, and touches the mercury, when the current being again perfected, the same influence is... | |
 | John Lee Comstock - Physics - 1841 - 348 pages
...the current, as already explained. In either case it is thrown out of the mercury, and the galvanic circuit being thus broken, the effect ceases until the wire falls back again by its own weight, and touches the mercury, when the current being again perfected, the same influence is repeated, and... | |
 | Henry Minchin Noad - Electric power - 1844 - 512 pages
...wire, when it is instantly urged either forwards towards c, or backwards towards d, according to the position of the poles, and the direction of the current....exhibits a quick succession of vibratory motions. (592) This vibratory motion is easily converted into one of rotation, ELECTRO-MAGNETISM. by employing... | |
 | John Lee COMSTOCK (and HOBLYN (Richard Dennis)), John Lee COMSTOCK - 1846 - 506 pages
...the current, as already explained. In either case it is thrown out of the mercury, and the galvanic circuit being thus broken, the effect ceases until the wire falls back agam by its own weight, and touches the mercury, when the current being again. perfected, the same... | |
 | Benjamin Pike - Mathematical instruments - 1848 - 366 pages
...wire, when it is instantly urged either forwards, towards c, or backwards, towards d, according to the position of the poles, and the direction of the current....exhibits a quick succession of vibratory motions. Price, $2.00. Fig. 439. Barlow's Spur Wheel. — (Fig. 439.) — This instrument is mounted on a mahogany... | |
 | Benjamin Pike - Medical instruments and apparatus - 1848 - 372 pages
...the position of the poles, and the direction of the current. In either case it is thrown out of tbe mercury, and the circuit being thus broken, the effect...exhibits a quick succession of vibratory motions. Price, 12.00. Fig. 439. Barlow's Spur Wheel. — (Fig. 439.) — This instrument is mounted on a mahogany... | |
 | John Lee Comstock - Physics - 1852 - 576 pages
...the current, as already explained. In either case it is thrown out of the mercury, and the galvanic circuit being thus broken, the effect ceases until the wire falls back again by its own weight, and touches the mercury, when the current being again perfected, the same influence is repeated, and... | |
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... according to the position of the poles, and the direction of the current. In either case it is thrown out of the mercury, and the circuit being thus broken, the effect ceases, until the wire falls back again by its own weight, into the mercury ; when... 
