DETERMINATION OF WAVE FORM 657 



Calculation of A 3 and A 9 



2/i + 2/ii = 17 .20 

 2/3 + 2/9 = 40.00 



Sum = 63.80 



2/5 + 2/7 = 00.70 



Difference = 1.10 



(2/i + yu) -h 0/3 + 2/9) - (2/5 + 2/7)! sin 45 =. (1 .1) 0.7071 = (0.775) 



2/2 + 2/io = 50.70 

 2/6 = 50.05 



Difference = 0.45 

 I (2/2 + 2/io) - 2/e} sin 90 = 

 (0.773) i (0.775)i 



Sum 1.005 = 64 3 Difference 0.305 = 6A 9 



A, = 0.005 A 9 = 0.055 



Calculation of A* and A 7 



(yi + yu) sin 75 = (17. ^ 0.9659 = 16.613 

 (y 4- y? ) sin 15 = (00.7) 0.2588 = 10.007 



Sum = 32.840 

 (y + V* ) sin 45 = (46.6) 0.7071 = 32.951 



Difference = ( - 0.111)i 

 - yio) sin 30 = (30.7) 0.5000 = 16.35 

 y sin 90 = = 38.86 



Sum = ^5.000 

 (V4 + y* ) s'n 60 = (50 . 55) . 8660 = & . 050 



Difference = ( 0. 

 (-0.111), (-0.111). 



(-0.632), (-0.632}, 



Sum - 0.743 = QA 6 Difference + 0.501 



, _ AT = +0.087 



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