Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 90
ither side of the spark gapbetween r and d, is not an essential part of a coil; but when it isintroduced, it is found that the length of the spark which can be sentacross between t and t is considerably increased. The reason is asfollows: When the circuit is broken at 6, the inertia of the… … Pi A W 3 . > c S Pi -z^ 55 ■^ S 53 ®s s S^ - — M J w - £ a W iS cij -O . — rf ? pq ^ rt ft> c3 a 2 is S » c3 O cl ■J S 2 W d
Electrical engineering
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