tolong jawab soal IPA tentang charger hp
Penjelasan:
Input : AC 100 V - 240 V
tegangan input = 220 V, 0,5 A
tegangan Output = 9 V, 2 A
efisiensi charger?
η = Ps/Pp × 100%
η = Vs.Is/Vp.Ip × 100%
η = 9.2/220.0,5 × 100%
η = 18/110 × 100%
η ≈ 16,36%
