Question
Tue June 05, 2012 By:
 

when 2 resistors are connected in series their eq resistance is 25 ohm and when they are connected in parallel the eq resistance is 4 ohm how do we find their indivisual resistances?

Expert Reply
Wed June 06, 2012
R1 + R2 = 25 ohms
 
1/R1 + 1/R2 = 1/4        ----------------- equation 1
 
R1 = 25-R2 --------------------------------equation 2
 
from equation 1 & 2 , we can calculate R2 and then R1
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