or
BD
0 I
2r
; (35.4)
in agreement with Eq. (31.8). We could have arrived at the same result using the Biot-Savart law, but it would
be much more work.
or
2r
in agreement with Eq. (31.8). We could have arrived at the same result using the Biot-Savart law, but it would
be much more work.