冯恩信电磁场与电磁波课后习题答案

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181.26æç¡ᑡyz{ḄᦣAa)F-yzx+zyy+xzzb)F-p+pq)c)F-2r+rcosOO+r(pE:V.4Ä+Ä+Äë+ஹa)dxdydz1.1ìdF._1b)VFíî;ïðíÏ+í=í13/2ᔆஹ12/Cᔆஹ1HF4..cos26c)V-F=——(rF,.)+-----—(sinOF.)+-------4=——sin8+-----r~drrsin^30rsin஺d(prsing1.27æçᦣAV•(ó(EJ,)ᐸt1vwyz஺EF13v-(3)=——(/?p)=2pdpV-r=V-F=—(r2r)=3rdrV•(kek')=k-Ve4=kek,(/.<)=£.he"'=k2e1reτV7^জ%জτᙠôô2[1d,ᜐஹ13-জ1.28ᵫV-জ+YZV-

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