In the circuit shown in the figure. The 6.0 ? resistor is consuming energy at a

Question

In the circuit shown in the figure. The 6.0 ? resistor is consuming energy at a rate of 21.0J/s when the current through it flows as shown
Part A

Find the current through the ammeter A

Part B

What are the polarity and emf of the battery E, assuming it has negligible internal resistance

In the circuit shown in the figure. The 6.0 ? resistor is consuming energy at a rate of 21.0J/s when the current through it flows as shown Part A Find the current through the ammeter A Part B What are the polarity and emf of the battery E, assuming it has negligible internal resistance

Explanation / Answer

2.15

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