Wauchope, Joseph Alliene, 1873- · Chicago, Scott, Foresman and Company · leaf 64
found that they had lost in weight just as muchas the small plate gained. Thus the electro-platingsolution maintains its strength. What would happenif you reversed the current while electro-plating? Problem.— In the copper refining plant at GreatFalls, Montana, 90 tons of copper are deposited… … Directions.—Pass the current through the threelamps connected in series as shown in the diagram.It requires electrical pressure to force the currentthrough the lamps. This pressure is measured by thevoltmeter. Connect the terminals of the voltmeterto a and d to obtain the volts pressure required…
Physics
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