DR.BOB Help me!!!!!!!!!
The electric field at a distance of 0.4m from a point charge q is 20.0N/C. Find the charge “q"
E=kq/r^2
q=E•r^2/k=20•0.16/9•10^9=0.36•10^-9 C= 0.36 nC
The electric field at a distance of 0.4m from a point charge q is 20.0N/C. Find the charge “q"
q=E•r^2/k=20•0.16/9•10^9=0.36•10^-9 C= 0.36 nC