A science hobbyist has purchased a surplus transformer that converts (7.2 mathrm{kV}) from neighborhood distribution lines into

Question:

A science hobbyist has purchased a surplus transformer that converts $7.2 \mathrm{kV}$ from neighborhood distribution lines into $120 \mathrm{~V}$ for homes. He connects the transformer "backward," connecting $120 \mathrm{~V}$ power to the secondary coil and connecting a load to the primary coil. What is the voltage across the load?

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