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#Electrical Engineer #Electrical Industry Engineer #Electrical Technician If you have started studying electricity, here are 10 formulas you absolutely must know! We have carefully selected the core formulas and formulas that appear in the qualification exam! Shall we go together!? [PDF textbook] Download for free! It is 100% compatible with the corresponding lecture video ㅎㅎ https://m.blog.naver.com/dnd6275/2234...