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Physics, 16.03.2020 20:55 drewje12

When a resistor is connected to a 12-V source, it draws a 185-mA current. The same resistor connected to a 90-V source draws a 1.25-A current. (a) Is the resistor ohmic? Justify your answer mathematically. (b) What is the rate of Joule heating in this resistor in both cases?

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When a resistor is connected to a 12-V source, it draws a 185-mA current. The same resistor connecte...

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