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11 questions from this quiz
To increase and decrease p.d.
Two coils
Iron
More turns
Electricity transportation via cables
Fewer turns
Before electricity reaches homes
Nearly 100% efficient
V2×I2=V1×I1V_2 \times I_2 = V_1 \times I_1V2×I2=V1×I1
2.5 A
Current decreases
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