2 is connected to the negative lead previously described, so current flows through the coil and clapper switch No. 2 closes. The closing of this switch short circuits the first section of armature resistance, that between No. 1 and No. 2, since theanbsp;...
|Title||:||Naval Electricians' Text Book ...|
|Author||:||William Hannum Grubb Bullard, John Thomas Tompkins, Amon Bronson, Leonard Allison Doggett|