CHARTS AND TABLES 



31 



SOLUTION OF OHM'S EQUATIONS 



Volts 



10 •— 100 



■50 

 100 



Draw a straight line through the two known points. 

 The values of the two unknowns will be found at the 

 intersections of this line with the other two scales. 

 Use boldface scales or lightface scales according to 

 position of decimal point. 



Ohms 

 100 —1 1000 



500 



aoi— '0.1 



