4 - University of Minnesota Duluth
Current Ratio: I1/I2 = _____ Turn on the power supply and CAREFULLY increase the voltage until the short circuit current, I2, is 0.4 A rms. Measure and record V1, I1. Turn the voltage control knob to zero percent and turn OFF the power supply. Calculate the current ratio, I1/I2. Is this current ratio equal to the turns ratio calculated previously? ................
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