Magnetic Force between Parallel Conductors
Each wire creates a magnetic field around the wire. The force between the two wires is related to the current of the wires and the distance between the wires.
Magnetic Force between Parallel Conductors formula |
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\(\large{ F_m = \frac { \mu_o \; I_1 \; I_2 } { 2\; \pi \; d } }\) | ||
Symbol | English | Metric |
\(\large{ F_m }\) = magnetic force | \(\large{\frac{lbm-ft}{sec^2}}\) | \(N\) |
\(\large{ d }\) = distance between the wires | \(\large{ft}\) | \(\large{m}\) |
\(\large{ I_1 }\) = wire current (amp) 1 | \(\large{I}\) | \(\large{\frac{C}{s}}\) |
\(\large{ I_2 }\) = wire current (amp) 2 | \(\large{I}\) | \(\large{\frac{C}{s}}\) |
\(\large{ \mu_o }\) (Greek symbol mu) = magnetic constant | - | \(\large{\frac{H}{m}}\) |
\(\large{ \pi }\) = PI | \(\large{3.141 592 653 ...}\) |