Respuesta:
d = 4,65 mm
Explicación:
L = 1 Km = 1000 m
R = 1 Ω
ρ = 1,7*10⁻⁸ (Ω *m)
R = ρ * L / S
S = ρ * L / R
S = 1,7*10⁻⁸ * 1000 / 1
S = 0,000017 m² = 17 mm²
πr² = 17
r = √(17/π)
r = 2,326 mm
d = r * 2
d = 2,326 *2
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Respuesta:
d = 4,65 mm
Explicación:
L = 1 Km = 1000 m
R = 1 Ω
ρ = 1,7*10⁻⁸ (Ω *m)
R = ρ * L / S
S = ρ * L / R
S = 1,7*10⁻⁸ * 1000 / 1
S = 0,000017 m² = 17 mm²
πr² = 17
r = √(17/π)
r = 2,326 mm
d = r * 2
d = 2,326 *2
d = 4,65 mm