14 Wilson, Stress and Strain in Copper Bars. 

 Three Tests of Copper Wire. 





3rd Time. 



5th Time. 



6th Time. 



}' 



a. 



^(-r) 



a. 



K-r) 



a. 



-(-;-) 



•175 



•00017 



•175 



-00032 



■175 



-00024 



•175 



i'i69 



-00027 



I-169 



-00092 



1-169 



-00179 



i^i69i 



2-164 



•00142 



2-164 



■00402 



2-1645 



-00306 



2-1643 



2"66o 



-00247 



2-660 



-00474 



2-6607 



-00379 



2-6605 



3156 



•00307 



3-1565 



-00519 



3-1569 



-00489 



3-1568 



3-652 



-00349 



3-6527 



•00609 



3-6532 



•007 I I 



3-6534 



4-148 



•00355 



4-1488 



•00752 



4-1496 



•00844 



4-1498 



4 '645 



•00460 



46461 



•00967 



4-6473 



•01 108 



4-6477 



5-640 



•00578 



5-6417 



•OI517 



5-6445 



-01773 



5-6452 



6635 



•00741 



6-6376 



•02177 



6-6425 



•02713 



6-6444 



7-629 



-00941 



7.6328 



-02987 



7-6409 



-03696 



7-6437 



9-630 



-01956 



9-6400 



■05131 



9-6558 



•07516 



9-6676 



11-630 



-04262 



11-6564 



-07989 



11-6785 



-12336 



11-7046 



13-628 



-07856 



13-6852 



•12675 



13-7182 



-18330 



13-7580 



15-622 



-12490 



i5'7262 







-25941 



15-8327 



17-620 



•18125 



17-7904 







■33949 



17-9310 



19-618 



-24824 



19-8781 







-43239 



20^0590 



Orig. 1 

 length 1 



18-72" 



19-14" 



19-23'' 



Area 



-001706 sq. in. 



•001669 sq- in. 



•00 1 66 1 sq. in. 



