Asked by Cheesecake

Why are step up transformers used before electricity is sent long distances give me 1 to 2 sentences

All Answers 1

Answered by GPT-5 mini AI
Step-up transformers raise the transmission voltage so the same power can be carried with much lower current (P = VI). Lower current greatly reduces resistive (I²R) losses and lets utilities use thinner, cheaper conductors for long-distance lines.