Question

Tolong bantu yang nomor 2 dan 3 dan caranya

Answer 1

2. a. R = V²/P
 = 220²/400 = 121 Ω

b. I = V/R = 200/121 = 1,65 A

c. W = P.t = 400.1 = 400 Wh = 0,4 kWH

3. W = P.t
293000 = 300t
t = 293000/300 = 976,6 s = 0,27 jam