seira askhsewn 1 - PMS “FUSIKH KAI TEQNOLOGIKES...

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PMS FUSIKH KAI TEQNOLOGIKES EFARMOGES TOMEAS FUSIKHS SEMFE EMP - SQOLH MHQANOLOGWN MHQANIKWN EMP - EKEFE DHMOKRITOS HLEKTROMAGNHTISMOS I: PRWTH SEIRA ASKHSEWN 1. ProsdiorÐste thn puknìthta fortÐou ρ ( ~x ) pou antistoiqeÐ se kˆje mia apì tic akìloujec katanomèc fortÐou: (a)FortÐo Q omoiìmorfa katanemhmèno se sfairik  epifˆneia aktÐnac R se sfairikèc su- ntetagmènec. (b) FortÐo λ anˆ monˆda m kouc omoiìmorfa katanemhmèno se kulindrik  epifˆneia aktÐnac b se kulindrikèc suntetagmènec. (g) FortÐo Q omoiìmorfa katanemhmèno se dÐsko aktÐnac R se kulindrikèc suntetagmènec. (d) To Ðdio me to (g) se sfairikèc suntetagmènec. 2. Efarmìzontac to nìmo tou Gauss na breÐte thn èntash tou hlektrostatikoÔ pedÐou s' ìlo to q¸ro gia kajemiˆ apì tic ex c treic sfaÐrec me aktÐna a kai olikì fortÐo Q : (a) ag¸gimh, (b) omogen¸c fortismènh (g) me puknìthta pou metabˆlletai me to nìmo r n ( n > - 3) . Sqediˆste th sunˆrthsh
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