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Two identical resistors, R1 and R2, are connected in parallel, and this parallel combination is then connected in series with a 100 Ω resistor, R3 as shown below

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If the total resistance of the circuit is 300 Ω what must be the resistance of R1 and R2? If the circuit is connected to a 30V battery, what would the current through R1? What voltage is a dropped across R3?

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(002 30 v 그 30 300 IR3 : 0.1x100

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