问题
问答题 简答题
计算题：某照明电路，通过导线中的电流为15安，若采用导线中的电流密度为6安/毫米2，则应用多大截面的导线？
答案
参考答案：
S＝I/J＝15/6＝2.5（平方毫米）
应采用截面积为2.5平方毫米的导线。
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计算题：某照明电路，通过导线中的电流为15安，若采用导线中的电流密度为6安/毫米2，则应用多大截面的导线？
参考答案：
S＝I/J＝15/6＝2.5（平方毫米）
应采用截面积为2.5平方毫米的导线。
| 用方框中所给单词的适当形式填空。 | |
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