Three charges q, √ 2q, 2q are placed at corners A, B and C respectively of square ABCD of side &#3

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2. Electric Potential and Capacitance

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Three charges $q, \sqrt 2q, 2q$ are placed at the corners $A, B$ and $C$ respectively of the square $ABCD$ of side $'a'$ then potential at point $'D'$

A

$\frac{{2kq}}{a}$

B

$\frac{{4kq}}{a}$

C

$\frac{{kq}}{a}(1 + \sqrt 2 )$

D

$\frac{{kq}}{a}\,\left( {\frac{{1 + \sqrt 2 }}{{\sqrt 2 }}} \right)$

Solution

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Standard 12

Physics

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