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Three charges are placed along x-axis at...

Three charges are placed along x-axis at x = - a x = 0 and x = a as shown in the figure. The potential energy of the system is

A

`- ((1)/( 4pi epsilon_(0))) (q^(2))/(a)`

B

`- ((1)/( 4pi epsilon_(0))) (3q^(2))/(2a)`

C

`+ ((1)/( 4pi epsilon_(0))) (q^(2))/(a)`

D

`+ ((1)/( 4pi epsilon_(0))) (3q^(2))/(2a)`

Text Solution

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