Cumming, Linnæus, b. 1843. [from old catalog] · New York, D. Van Nostrand · leaf 101
ea certain force with which the + unit is urged along the lineof force at each point in the field, and this force is called the F 82 Electricity. [Book II. strength of the field at that point. We may also define thepositive and negative direction of a line of force as the direc-tion in which a + or… … the lines of force for a small electrified sphere proceed outround it in all directions, and can then investigate the strengthof the field at each point as depending (1) on the distance,(2) on the quantity, of electricity present. This was done byCoulomb, using a torsion balance very similar to…
Electricity
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