When SW1 is in a closed position, {HEAD ~ the current} through {TAIL ~ inductor} 14 is increasing in the direction of the battery 38 
through
When SW1 is in a closed position , { HEAD ~ the current } through { TAIL ~ inductor } 14 is increasing in the direction of the battery 38
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH