Electricity and magnetism : an elementary text-book, theoretical and practical (1920)
Glazebrook, Richard, Sir, 1854-1935 · Cambridge : The University press · leaf 46
from the symmetry of the system. The wallsof the room are conductors and the lines of force end on themEach line terminates in a negative charge equal to thepositive charge at the point from which it starts; the total 3—2 36 ELECTRICITY [CH. II negative charge on the walls is equal in amount to the… … Fig. 17. By j>eniiiB8ion, from Watsons Physict. shewn, at right angles. These lines end in a negative charge,so that the side of the ball nearest the charged conductorbecomes negatively charged. But the total charge on theball is zero, hence tlie opposite side of the ball acquires apositive…
Electricity · Magnetism
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