Find the effective resistance in the diagram above
A
6 Ω
B
12 Ω
C
18 Ω
D
24 Ω
Verified Correct Answer: D.
Physical Principles & Numerical Solution
The resistors are in series
∴ Reff = R1 + R2 + .....
= 4 + 4 + 4 + 4 + 4 + 4 = 24 Ω
Source: Official Exam / Past Question Archive