Question: task preparation Tin PART 3: TEST A series-parallel circuit was set up, as in the diagram below. The potential difference and current readings that were

task preparation

Tin PART 3: TEST A series-parallel circuit was set up, as in the diagram below. The potential difference and current readings that were obtained are recorded in the table below. A1 EXPERIMENTAL DATA POTENTIAL 4.6 DIFFERENCE (V) 4.8 4.7 CURRENT 0.49 0,48 0.47 (A) 1. Use the readings in the table to calculate the effective resistance of the external circuit. (3) 2. Write the definition of Internal Resistance. How is the reading on the ammeter affected, when o resistors are removed? Explain your

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