Question
Tue April 03, 2012 By: Mayur Shetti
 

Three charges Q,+q,-q are placed at the vertical right angle triangle as in[[ energy is zero if Q equal to?(take Q at the vertix of right angle{)

Expert Reply
Mon April 09, 2012
one should find the PE of this three system of particles and equate it to zero, and after equating it Q can be obtained easily.
 
The PE formula for system of two charge particles is K q1 q2/r .
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