 | Elroy McKendree Avery - 1878 - 480 pàgines
...— electricity of the carrot escapes from the point to the rod and the carrot is positively charged. And now for another experiment, not so easily made,...still certain to succeed if you are careful. Excite the glass rod, turn the needle away from it, and bring the rod near the other end of the carrot. The... | |
 | Elroy McKendree Avery - 1881 - 478 pàgines
...— electricity of the carrot escapes from the point to the rod and the carrot is positively charged. And now for another experiment, not so easily made,...still certain to succeed if you are careful. Excite the glass rod, turn the needle away from it, and bring the rod near the other end of the carrot. The... | |
 | 1881 - 70 pàgines
...electricity of the carrot is irame, diately discharged from the point against the glass tube. Remove the tube, test the carrot : it is positively electrified....rod near the other end of the carrot. What occurs f The positive electricity is now repelled to the point, from which it will stream into the air. Remore... | |
 | 1876 - 808 pàgines
...negative electricity of the carrot is discharged from the point against the glass rod. Remove the rod, test the carrot: it is positively electrified. And...the point, from which it will stream into the air. Remove the rod and test the carrot : it is negatively electrified. Again, turn the point toward you,... | |
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the tube, test the carrot : it is positively electrified. And now for another experiment, not so easily made, but still certain to succeed if you are careful. Excite your glass rod, turn your needle away from it, and bring the rod near the other end of... 