cert_exam:tech_radio_op_1:basic:h27jan:a-1
Differences
This shows you the differences between two versions of the page.
| Both sides previous revisionPrevious revision | |||
| cert_exam:tech_radio_op_1:basic:h27jan:a-1 [2020/01/13 18:56] – fu | cert_exam:tech_radio_op_1:basic:h27jan:a-1 [2020/01/13 18:58] (current) – [A-1] fu | ||
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| Line 8: | Line 8: | ||
| r: | r: | ||
| - | 円形コイルの中心の次回の強さ | + | 円形コイルの中心の磁界の強さ |
| $$ H = \frac{I}{2 r}$$ | $$ H = \frac{I}{2 r}$$ | ||
| r: | r: | ||
cert_exam/tech_radio_op_1/basic/h27jan/a-1.1578909408.txt.gz · Last modified: by fu