Consider R as the net resistance.
Since the connection is parallel,
1/R = 1/4 + 1/8 + 1/12
= (6 + 3 + 2)/24
= 11/24
Taking the reciprocal,
R = 24/11
= 2.18
A 4.0-Ω resistor, an 8.0-Ω resistor, and a 12-Ω resistor are connected in parallel with a...
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resistor. This parallel group is connected in series with a 18.4-Ω
resistor. The total combination is connected across a 13.0-V
battery. Find (a) the current and (b) the power dissipated in the
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.
2 3
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