Cumming, Linnæus, b. 1843. [from old catalog] · New York, D. Van Nostrand · leaf 180
e urged at both ends in the samedirection of rotation, with a force proportional to theproduct of the potential of the needle and the difference of chap, v.] Absolute Measure of Electricity. 161 potentials of A and B. It will, acting against the torsion ormagnetic force, be slightly deflected… … Fig. 105. BE) are supported on the base by four glass stems; theopposite pairs are connected by wires, and each pair is con-nected with a terminal passing through the base, but insulatedfrom it. Under the quadrants is a glass vessel, coatedon the outside with tinfoil, and containing sulphuric…
Electricity
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