4. Figure 3 shows a graph of current versus voltage, 70 60 50 40 Current (mA) 30 y = 20.31x +0.0021 R.1 20 10 0 0 5 20 2
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4. Figure 3 shows a graph of current versus voltage, 70 60 50 40 Current (mA) 30 y = 20.31x +0.0021 R.1 20 10 0 0 5 20 2
4. Figure 3 shows a graph of current versus voltage, 70 60 50 40 Current (mA) 30 y = 20.31x +0.0021 R.1 20 10 0 0 5 20 25 10 15 Voltage (V) Figure 3. Plor of current versus voltage in an Ohm's law experiment. a)What is the value of the slope? What is its Unit? (5) b) What is the resistance of the resistor in this circuit? Explain how the slope of IVs V plot is related to the experimental Resistance. (10)
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