{TAIL ~ The induced voltage} is calculated from a parameter related to secondary current and {HEAD ~ known characteristics} of loop impedances through which secondary current flows 
{ TAIL ~ The induced voltage } is calculated from a parameter related to secondary current and { HEAD ~ known characteristics } of loop impedances through which secondary current flows
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH