" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
P = 250 W
R/ℓ = 12,5 Ω/m
V = 125 V
P = V² / R
250 = 125² / R
R = 62,5 Ω
kawat yang digunakan mempunyai hambatan 12,5 Ω setiap m
Jadi agar diperoleh hambatan sebesar 62,5 Ω diperlukan
ℓ = (62,5 Ω) / (12,5 Ω/m) = 5 m ←
Ok ?