Two resistors of resistances R_1 = 100 pm 3 ohm and R_2 = 200 pm 4ohm are connected (a) in series , (b) in parrallel. Find the equivalent resistance of the (a) series combination , (b) parallel combination . Use for (a) the relation R = R_1 + R_2 andfor (b) 1/R = 1/(R_1) + 1/(R_2) and (DeltaR')/(R^(,2)) = (DeltaR_1)/(R_1^2) + (DeltaR_2)/(R_2^2)

Two resistors of resistances R_1 = 100 pm 3 ohm and R_2 = 200 pm 4ohm

1.	Two resistors of resistances R_1 = 100 pm 3 ohm and R_2 = 200 pm 4ohm are connected (a) in series , (b) in parrallel. Find the equivalent resistance of the (a) series combination , (b) parallel combination . Use for (a) the relation R = R_1 + R_2 andfor (b) 1/R = 1/(R_1) + 1/(R_2) and (DeltaR')/(R^(,2)) = (DeltaR_1)/(R_1^2) + (DeltaR_2)/(R_2^2)
Answer» `300 Omega` `(300 pm 7)Omega` `(300 pm 3)Omega` `(300 pm 4)Omega` Answer :B