Find RN for the circuit given.
A. 34 Ω
B. 68 Ω
C. 120 Ω
D. 154 Ω
Answer: Option D
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Related Questions on Circuit Theorems and Conversions
What is the Thevenin equivalent (VTH and RTH) for the circuit given?
A. 6.4 V, 422 Ω
B. 6.4 V, 560 Ω
C. 6.4 V, 680 Ω
D. 30 V, 422 Ω
A. 676 mA
B. 245 mA
C. 431 mA
D. 75 mA
Rn=R3+R1×R2/R1+R2
Rn=120+68×68/68+68
=120+4624/136
=120+34=154ohm
Please why is the RN 154
Solution..