Two identical circular loops 1 and 2 of radius R each have linear charge densities
lambda and
- lambdaC/m
respectively. The loops are placed coaxially with their centres
R root 3
distance apart.
Find the magnitude and direction of the net electric field at the centre of loop 1

Dear student
Formula of electric at the axial position isE=14πQ×x(x2+R2)32Electric field at the centre of positively charged ring due to ring 1 is zero as x=0Electric field at the centre of positively charged ring due to ring 1 isE=14πQ×3×R(3R2+R2)32E=14πλ×2πR×3×R8×R3E=116λ×3Rdirection of electric is towards the centre of ring 2.Regards

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