Point charges of equal magnitudes (25 nC)and opposite signs are placed on (diagonally)opposite corners of a 60-cm *80-cm rectangle.If point A is the corner of this rectangle nearest the positive charge and point B is located at the intersection of the diagonals of the rectangle,determine the potential difference,V_B -V_A. A)-47 V B)+94 V C)zero D)-94 V E)+47 V

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The Answer of Point charges of equal magnitudes (25 nC)and opposite signs are placed on (diagonally)opposite corners of a 60-cm *80-cm rectangle.If point A is the corner of this rectangle nearest the positive charge and point B is located at the intersection of the diagonals of the rectangle,determine the potential difference,V_B -V_A. A)-47 V B)+94 V C)zero D)-94 V E)+47 V

Point Charges of Equal Magnitudes (25 NC)and Opposite Signs Are