3: Two circuits, A and B, are connected in parallel to a 25 V battery which has an internal resistance of 0.25 Q. Circuit A consists of two resistors, 62 and 4 92, connected in series. Circuit B consists of two resistors, 102 and 5 , also joined in series. i) Draw the circuit; ii) Calculate: 1. the total circuit current; 2. the potential difference across each resistor; [Answers: 4A; 14.4V, 9.6V; 16V, 8V]
3: Two circuits, A and B, are connected in parallel to a 25 V battery which has an internal resistance of 0.25 Q. Circuit A consists of two resistors, 62 and 4 92, connected in series. Circuit B consists of two resistors, 102 and 5 , also joined in series. i) Draw the circuit; ii) Calculate: 1. the total circuit current; 2. the potential difference across each resistor; [Answers: 4A; 14.4V, 9.6V; 16V, 8V]
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