A short electric dipole moment →p is placed at a distance r from the centre of a solid metallic sphere of radius a(<<r) as shown in the figure. The electric field intensity at the centre of sphere C due to induced charge on the sphere is :
A
zero
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
14πε02pr3 along CO
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
14πε02pr3 along OC
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
14πε0pr3 along CO
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is B14πε02pr3 along CO Electric field at C due to electric dipole =14πε02pr3 along OC Electric field at C due to induced charge must be equal and opposite to electric field due to dipole as net field at C is zero.