A tensiometer engages an elongated test member at three spacially displaced points, the intermediate point being defined by a fulcrum about which the member is bent by {TAIL ~ application} of {HEAD ~ a known spring force} to the member at one of the other points 
A tensiometer engages an elongated test member at three spacially displaced points , the intermediate point being defined by a fulcrum about which the member is bent by { TAIL ~ application } of { HEAD ~ a known spring force } to the member at one of the other points
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 OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH