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2. A certain series circuit consists of a 1/8 W resistor, a 1/4 W resistor, and a 1/2 W resistor. The total resistance is 1200 Ω. If each resistor is operating in the circuit at its maximum power dissipation, total current flow is ________.
(a) 27 mA
(b) 2.7 mA
(c) 19 mA
(d) 190 mA
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