Chap. 3.] through fmall Apertures. 433 



No. 



of cubic 



The conftant height of the water above the inches > 

 center of each orifice was 1 1 feet 8 inches f " r ? lfh " 



t . ed m i 



10 lines. . minute. 



Exp'. i. Through an horizontal circular 4 

 orifice of inch (6 lines) dia- 

 meter 2,3 it 



2. Through ditto of i inch dia- 



meter 9j28r 



3. Through ditto of 2 inches dia- 



37,203 



4. Through an horizontal rectan- 

 gular orifice of i inch* long and 



A inch wide ^^ 



5. Through an horizontal fquare ori- 

 fice of i inch the fide - 11,817 



6. Through ditto of 2 inches each 



fide of the orifice * 47,361 



Conftant height = 9 feet. 



7. Through a lateral circular orifice 



of | inch diameter - - 2oi8 



8. Through ditto of i inch dia- 

 meter 8>IJS 



Conftant height :z 4 feet. 



9. Through a lateral circular ori- 

 fice of -J- inch diameter . 1,35 J 



10. Through ditto, of i inch dia- 

 meter 5>4j6 



Conftant height =: ^L- inch. 



11. Through a lateral circular ori- 

 fice of i inch diameter 628 



YOL, IJ. F f It 



