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Two resistors 6 Ω and 3 Ω are connected in parallel. Find R_total.
A18 Ω
B9 Ω
C0.5 Ω
D2 Ω
Answer & Solution
Correct answer: D. 2 Ω
1/R = 1/6 + 1/3 = 1/6 + 2/6 = 3/6 = 1/2. So R = 2 Ω.
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