An apple held in the hand and struck with a fox's brush shows no signs of electrical action ; suspended by a string of silk and struck with the brush it becomes electrified, attracting light bodies and causing the leaves of the electroscope to diverge.... Magnetism and electricity - Page 171by Richard Wormell - 1882 - 260 pagesFull view - About this book
| 1876 - 802 pages
...excited, is retained, and the attraction of the lath is the consequence. In like manner, a brass tube, held in the hand and struck with a fox's brush, shows no attractive power ; but when a stick of sealingwax, ebonite, or gutta-percha, is thrust into the tube... | |
| John Tyndall - 1876 - 170 pages
...excited, is retained, and the attraction of the lath is the consequence. In like manner, a brass tube, held in the hand and struck with a fox's brush, shows no attractive power ; but when a stick of sealing-wax, ebonite, or guttapercha is thrust into the tube... | |
| John Angell (science teacher.) - 1877 - 254 pages
...what is the inference? 7. Describe and explain the action of the common gold-leaf electroscope. 8. An apple held in the hand and struck with a fox's...the electroscope to diverge. Explain these results. 9. A stout stick of sealing-wax is stuck upright to a piece of wood acting as a base; into the wax... | |
| John Tyndall - 1877 - 156 pages
...excited, is retained, and the attraction of the lath is the consequence. In like manner, a brass tube, held in the hand and struck with a fox's brush, shows no attractive power ; but when a stick of sealing-wax, ebonite, or guttapercha is thrust into the tube... | |
| George Porter (headmaster, Coleraine model sch.) - 1878 - 64 pages
...condition of the sphere while the glass is near it? What occurs when the glass is removed? (22,29.) 43. An apple held in the hand and struck with a fox's brush shows no sign of electrical attraction ; suspended by a string of silk and struck with the brush it becomes... | |
| Charles Bird (B.A., F.R.A.S.) - 1880 - 206 pages
...is the inference ? 555. Describe and explain the action of the common gold-leaf electroscope. 556. An apple held in the hand and struck with a fox's...the electroscope to diverge. Explain these results. 557. A stout stick of sealing-wax is stuck upright to a piece of wood acting as a base; into the wax... | |
| Thomas P. Treglohan - 1886 - 150 pages
...inference ? Pp. 7-8. 3. Describe and explain the action of the common gold-leaf electroscope. Pp. 16-20. 4. An apple held in the hand and struck with a fox's...shows no signs of electrical action ; suspended by a silk string and struck with the brush it becomes electrified, attracting light bodies, and causing... | |
| Arthur William Poyser - 1889 - 264 pages
...that the electricity generated on a glass rod does not escape when the rod is held in the hand ? 7. An apple held in the hand and struck with a fox's...attracting light bodies, and causing the leaves of an electroscope to diverge. Explain these results. 8. Small particles of paper lying on a table are... | |
| Arthur William Poyser - 1903 - 398 pages
...that the electricity generated on a glass rod does not escape when the rod is held in the hand ? 7. An apple held in the hand and struck with a fox's...attracting light bodies, and causing the leaves of an electroscope to diverge. Explain these results. 8. Small particles of paper lying on a table are... | |
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