Physics for IGCSE & O level - Magnets And Currents (Section 9 - No. 10)
In a power grid, where would you typically find a step-up transformer?
Near the consumer's home
At the power generation station
In a local substation
In the transmission lines
คำอธิบาย
Step-up transformers are located at the power generation station to increase voltage for long-distance transmission.