题目<br>1j=_N.m<br>答案解析<br>查看更多优质解析<br>举报<br>1j =1N.m<br>解析看不懂?求助智能家教解答<br>查看解答<br>更多答案(2)<br>推倒磁通量单位:1wb = 1T*m^2= 1 (N/ A*m) * m^2 = 1J/A = 1(A * V*s)/A= 1V*s