66 



QUESTIONS AND PROBLEMS. CHAPTER IV. 



13. Is there any distinction between loads and reactions 

 so far as the string polygon is concerned? 



14. How would you find the location of the resultant of 

 the loads In Fig. 61? 



15. Calculate H, V 1} and V 2 , Fig. 44, for P 1 = 13500 Ibs., 

 P 2 = 6000 Ibs., P 3 = 4000 Ibs., a = 13.5 ft., e = 20 ft., c=18 ft., 

 6 = 20 ft., and P w = 24000 Ibs. 



s, 



