ALPHABETICAL INDEX. The references are to the Articles. A. coated plate of glass so called, "First Double 333, 451, 455, 461, 478, 483, Epinus (Franz Ulrich Theodor. b. 1724, Basket salt 628 Beech 590, 609 Bees'-wax 336, 371, 376 Brass plate of trial plate 297 Breaking of electricity through plates 520 C. Calc. S. S. A. 626, 694 and note 34 Canal 40, 68, 69; bent 48, 49, 84-95 Canton, John, F.R.S. (1718--1772) 117, 205 Cement 303, 484, 497 Chain machine 433, 605, 613 Charge defined 237; does not depend see Tables; of battery 412; divided Charging jar 223, 225 Circles 273 Circuit, divided 397, 417 Coated plates 300, 314, 441; theory of, 74, 160, 169; lists of, see Tables Column 145-147 Communication 100, 219; of charge to Comparison of charges 236 Compound plate 379-381, 560, 677— Compression (or pressure) 179; distin- guished from condensation 200 Conduction by hot glass 369 Conductivity 469, 491; of straws 565 Cone, attraction on particle at vertex 7 Contact 306; impossible 196 note; of Copper wire, resistance of 636–646 Crown glass 301, 330, 378, 411, 430, Cylinder 54, 148-151; charge of 281, D. D, coated plate 483, 487 Deficient fluid 67, note Canal 40 Charge 237 Communication 100 Condensation 200 Deficient fluid 67, note Inches of electricity, circular 458, 648; Insulation 100 Degrees of electrification 329, 356; of Dephlegmated wax 371, 375, 518 Dividing machine 341, 459, 517, 591 E. and F. 457 E. Earth connexion 258, 271 Electric organ of torpedo 396, note 29 Electrification, degree of 102, 201 and Electrodes, large 258, 271 Cavendish's discharging 402, 405, 427, gauge (paper cylinders) 224, 248, 295, Divisions of 560, note Henly's 559, 568, 570, 571, 580; on Lane's 263, 329, 559, 569, 570, 571, 580, 589, 603, 604 Paper cylinders 486 Straw 249, 404, 559, 570, 571, 581; Testing 244, 296, 358, 359 Error, greater with coated plates than Excess of redundant fluid in coated plates 560 and note 30 Experiment I. 218, 233, 291, 512, 562 II. 235, 292, 561 IV. 269, 293, 471, 480, 481 V. 273, 447, 448, 452, 454, VI. 279, 453, 476, 477, 683 VIII. 288, 542 and note 23 F. Fair straw 564 f. alk 627, 694 Flannel 514 Floor, effect of 335 Florence flask 521; battery 521 Fluid, electric 195, 216, note 1; real 91; Force near an electrified surface 154; Fore and back room 469 Franklin, Benjamin, F.R.S. (1706- Fringe of dirt on coated plates 308, 326, G. Garden, copper wire stretched round 643 Gauge electrometer 224, 248 General conclusion 291 Glass, different electric qualities of 301, 322 Glass house 378 Glauber's salt 626, 694 Globe, charge of compared with that of 681, 687, note 35 Globe, electrified 20-27, 280; capacity Globe, meaning the world 214 Globe of electrical machine 248, 495, Globe within hemispheres 218, 512, 562, Globes, coated 523, 542, 559, 563 H. Hamilton, Dr, Prof. of Philosophy, Heat, effect on charge of glass, &c. 366, Henly (William, F.R.S., d. 1779); linen Hissing noise before spark 213 Hot glass a conductor 369, note 26; Hygrometer corks 459; Smeaton's 468; I. Immoveable fluid 12, 351 Inches of electricity 458, 648, 654 Increase of charge of globe due to in- duction 339, 652 and note 24 Induction 44-47, 175-194, 277, 287, Instantaneous spreading of electricity Iron, conductivity of 398, 576, 687, note 32 J. Jar 223; capacity of jars 573, 581 K. Kinnersley (Ebenezer, Physician in Phil- Knob for discharging 511, 572 L. Lac 371, 374, 376, 518, 520 Lac solution 494 Lane, Timothy, F.R.S. (b. 1734, d. 1804) Lane's electrometer 263, 329, 540, 514, 559, 569, 570, 571, 580 Law of electric force from Exp. I. 291, Leakage, electric 260, 264, 393 Leyden vial 128, 206, 313, 363, 389 Light round the edge of coating 307, 326, 532; brightest at first charging, Limetree wood 588, 611 Linen thread 244 Lines of discharge of torpedo 400 Loops of chain 433, 605 M. Machine for trying coated plates 295, Machine, electric 212 Magazine of electricity 207, 521, 563 Matter 4 Maximum density of electric fluid 20 Measurements of apparatus 219, 255, 273, 275, 466, 472 Metals, conducting power 397, 398 Michell (Rev. John, F.R.S., d. 1793) 354 Moment, statical 388 Moveable electricity in glass 350 N. Nairne, Edward, F.R.S., d. 1806; Mr N. Newton's fits 354 N. O. P. Q. 459, 462, 592 0. Oblong, charge of 281, 479; coatings Oil of vitriol 626, 694 P. pratio of charge spread uniformly on p-ratio of circumference of circle to Penetration of electric fluid into glass Plate air 134, 340; concave 155; circu- Plates, coated, lists of 315, 324, 325, Repulsion 106; of balls as square of redundant fluid 386, 525, 563 Richard 511, 565 Rosin 336, 371, 461, 464, 488 Rosin varnish 497; experimental 514, 520, 548; plates 518, 555, 560, 594 Rules for trial plates 592; for strength Spark, electric 135-139, 212; none from torpedo 401; length does not depend Spherical shell 18, 19 Spreading of electricity 299-367, 484, Square, charge of 282, 283, 479 and note Stool, electric 420, 612 Strata, conducting, in glass 351, 354 capacity 356, 451, 463, 539 System of coated plates 316 |