A will be more positive than the voltage at terminal B. Like also, a voltage is induced in the secondary Ls of transformer T {HEAD ~ such that terminal} 22 is now at {TAIL ~ a positive potential} relative to the potential at terminal 20 
is at
A will be more positive than the voltage at terminal B. Like also , a voltage is induced in the secondary Ls of transformer T { HEAD ~ such that terminal } 22 is now at { TAIL ~ a positive potential } relative to the potential at terminal 20
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH