Calculate the potential at the centre of a square of side √(4.5)m which carries at its four corners charges of + 5 X10-9 C, +2 X 10-9 C, -5 X 10-9 C and -7 X 10-9 C respectively.
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Answer:
-21.22 volt
Explanation:
(root(4.5)=2.12
take 2.12 as side,then consider 4charges amd find the potential at the centre of the square.
step by step explanation in the figure abve shown
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