What is the total resistance of a circuit when R1 (7 k ) is in series – McqOptions

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1.	What is the total resistance of a circuit when R1 (7 k ) is in series with a parallel combination of R2 (20 k ), R3 (36 k ), and R4 (45 k )?
A.	4 k
B.	17 k
C.	41 k
D.	108 k
Answer» C. 41 k

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