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مشاهدة النسخة كاملة : اريد الحل ضروري جدا جدا


abu_alleel
13-11-2009, 19:51
اريد الحل ضروري

the electric potential between two parallel plates is given by v(x)=(8.0v/m)x+5.0v, with x=0 taken at one of the plates and x positive in the direction toward the other plate

???what is the charge density on the plates


تحياتي للجميع...

Einstein Uae
02-12-2009, 16:30
E = dV/dx = 8.0 V/m

E = σ/εo

σ = εo * E = 7.1*10-11 C/m2

good luck brother