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Verified answer
Diket :Np = 300
Ns = 1200
Rp = 55 ohm
Vs = 220 v
dit : Arus primer
jwb :
#Teg. primer
Vp = ( Np . Vs ) / Ns
Vp =( 300 . 220 ) / 1200
Vp = 66000 / 1200
Vp = 55 volt
# Arus primer
Ip = Vp / Rp
Ip = 55 / 55
Ip = 1,00 A