Miscellaneous experiments and remarks on electricity, the air-pump, and the barometer : with the description of an electrometer of a new construction ... / by A. Brook, of Norwich.

  • Brook, Abraham
Date:
1797
Catalogue details

Licence: Public Domain Mark

Credit: Miscellaneous experiments and remarks on electricity, the air-pump, and the barometer : with the description of an electrometer of a new construction ... / by A. Brook, of Norwich. Source: Wellcome Collection.

    72/246 (page 46)
    I the third Or fourth broke it began to appear zigzagged; after the fixth broke the furface of it appeared rough; after the feventh broke the furface was very roughly fcoribed, or fcaly; and fome of the fcales had fallen off upon a piece of white paper, placed under it, at about half an inch dibance below it. The eighth broke melted it in three places, and at thofe places where the angles appeared the fharpeb, or mob acute; a great number of the fcaly appearances were driven off about the paper, which appeared like fplinters, [fee Exp. 18.] fome of them were almob one tenth of an inch long, and fome of them about a third or a fourth part of the diameter of the wire in breadth, and very thin: after the feventh broke it was fhortened feven fixteenths of an inch: the wire was one hundred and feventieth of an inch thick. EXPERIMENT XXXVI. Repeating Exp. 34, again, with the fame fize, and length of wire, and the fame battery charged the fame, in order to obferve the me- thod