- ✔ Penelitian Comel 1974 - burung merpati & medan magnet Williamson, et al. 1982
- ✔ Peneliti Kenneth Lohmann penyu California Utara - Lobster Florida see
- ✔ Percobaan Faraday (Giancoli p. 173); 1 ; 2 ; 3 ; 4
- ✔ Percobaan Hans Christian Oersted (Giancoli p. 136)
- ✔ Percobaan Thomas Alva Edison berapa?
- Tesla 1 ; 2 ; 3
- siapa yang mendefinisikan efisiensi tramsformator?
- Teori magnet elementer 1
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feb 15 2021 +