1.

Can you explain these Questio​

Answer»

E=100/x^3

also

E=dV/dr

E.dr=dV

100/x^3.dx=dV

integrating

V2-V1=-100/2x^2

applying PROPER limits

DEL V=-100/2*(1/100-1/400)

del V= 3/8

hope this HELPS



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