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IIT JEE Entrance Exam

Find the potential energy of the systemof eight particles placed at the vertices of the cube of side l.neglect the self energy of the particles.

Profile image of Abhishek Rohilla
14 Years agoGrade
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1 Answer

Profile image of Aishwarya Muralidharan
14 Years ago

since,

U=1/4PI*EPSILONKNOT*Q1Q2/R12            IN THE CASE OF A SYSTEM OF TWO CHARGES.....

HERE SINCE THE CHARGES ARE OF EQUAL MAgnitude and the distance between dem is the same, i thnk

U=9*10^*9*Q^2/L

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