A parallel-plate capacitor is formed from two circular
A parallel-plate capacitor is formed from two circular 20-cm-diameter plates spaced 1.0 mm apart. The electric field stength between the two plates is 4000000 N/C. What is the charge (in nC) on the positive plate?
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A parallel-plate capacitor is formed from two circular 20-cm-diameter plates spaced 1.0 mm apart. What is the charge (in nC) on the positive plate
A semicircle of radius a is in the first and second quadrants, What is the direction of the net electric field at the origin produced by this distribution of charge (+x,-x,+y,-y direction)
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