A copper wire with 4mm diameter, 2.0m length carries 6.0 ampere of current. Free electron density of copper is 8.5x10^28(1/m^3), resistivity of copper is ρ=1.6x10^-6 Ωcm. Find followings, A- Current density, B- Electrical field, C- Free electron drift velocity,
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A copper wire with 4mm diameter, 2.0m length carries 6.0 ampere of current. Free electron density of copper is 8.5x10^28(1/m^3), resistivity of copper is ρ=1.6x10^-6 Ωcm.
Find followings,
A- Current density,
B- Electrical field,
C- Free electron drift velocity,
D- Wasted energy as heat.
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