Doubt

Question

2 identical charges are placed at vertices of equilateral triangle.The P.E of system is u. Work done in bringing identical charge from infinity to 3rd vertex is

Dhiraj Thakur · Answer

See, in the beginning P.E is U, when 3rd charge, is, brought P. E becomes 3U, by calculation you will get 3 times U, so work done is Uf-Ui=3U-U=2U

Aiswarya Akhil · Answer

Thnku..so helpful

Sanidhya Dubey · Answer

Go with Basic formula of P.E =final U- initial U 3-2=2

Doubt

3 Answers