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Three charges Q,+q,+q are placed at the vertices of a right angled isosceles triangle . The net electrostatic energy of the configuration is zero if Q is equal to

Three charges Q,+q,+q are placed at the vertices of a right angled isosceles triangle . The net electrostatic energy of the configuration is zero if Q is equal to
 

Grade:12

1 Answers

Khimraj
3007 Points
5 years ago
Let sides of triangles are a,a, \sqrt{2}a
then electrostatic energy will be
2KQq/a2 +Kqq/2a2 = 0
Then Q = -q/4.
Hope it clears. If you like answer then please approve it.

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