Electrical installations of electric light, power, traction and industrial electrical machinery (1902)
Kennedy, Rankin, d. 1917 · Edinburgh T.C. & E.C. Jack · leaf 55
may be a jam-pot with a solution of sulphate of copper in a i to10 solution of acid sulphuric and water, into which two plates ofcopper are immersed and connected in the circuit. The wirefrom this cell completes the circuit by going to the other pole ofthe battery. The 4 volt lamp should be of low… … Testing P.D. reduce it to a total of about 15 or 16 ohms, using the ten Daniellcells for the test, and if possible 10 ohms for the standard re-sistance. Now couple on the battery after having carefully noted theresistance of all the lot and made it as directed. Adjust the ammeter,and read the…
Electrical engineering · Electric power
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