As part of their studies in electricity, Paul and Natasha investigated the behavior of two different types of conductors, X and Y. The graph below shows the voltage and current characteristics for each of the two conductors. 8.0- 6.0- 4.0- 2.0- 20 40 60 80 I (mA) The students then set up the circuit shown below. A The internal resistance of the variable power supply can be ignored. The variable power supply was set so that the current flowing in the ammeter was 50 mA. a. Determine the resistance of conductor X when 50 mA of current is flowing through it. b. Use the graph to determine what electrical potential was supplied to the circuit. c. Explain why conductor X is different from conductor Y. Voltage (V)

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Chapter1: Units, Trigonometry. And Vectors
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As part of their studies in electricity, Paul and Natasha investigated the behavior of two
different types of conductors, X and Y. The graph below shows the voltage and current
characteristics for each of the two conductors.
8.0-
6.0-
4.0-
2.0-
20
40
60
80
I (mA)
The students then set up the circuit shown below.
A
Y
The internal resistance of the variable power supply can be ignored. The variable power supply
was set so that the current flowing in the ammeter was 50 mA.
a. Determine the resistance of conductor X when 50 mA of current is flowing through it.
b. Use the graph to determine what electrical potential was supplied to the circuit.
c. Explain why conductor X is different from conductor Y.
Voltage (V)
Transcribed Image Text:As part of their studies in electricity, Paul and Natasha investigated the behavior of two different types of conductors, X and Y. The graph below shows the voltage and current characteristics for each of the two conductors. 8.0- 6.0- 4.0- 2.0- 20 40 60 80 I (mA) The students then set up the circuit shown below. A Y The internal resistance of the variable power supply can be ignored. The variable power supply was set so that the current flowing in the ammeter was 50 mA. a. Determine the resistance of conductor X when 50 mA of current is flowing through it. b. Use the graph to determine what electrical potential was supplied to the circuit. c. Explain why conductor X is different from conductor Y. Voltage (V)
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