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A 4.0 resistor, an 9.0 resistor, and a 12 resistor are connected in series with a...

A 4.0 resistor, an 9.0 resistor, and a 12 resistor are connected in series with a 25 V battery. (a) What is the equivalent resistance? (b) What are the currents in each resistor? A (4.0 resistor) A (9.0 resistor) A (12 resistor) (c) Repeat for the case in which all three resistors are connected in parallel across the battery. (equivalent resistance) A (4.0 resistor) A (9.0 resistor) A (12 resistor)

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