Question

 Electric field intensity and electric potential due to a short dipole vary with distance r of a point from centre of dipole as * (a) r² and r³ (b) r³ and r² (c) r⁻² and r⁻³ (d) r⁻³ and r⁻² ​

Answer 1

Answer:

and

r

2

1

Electric field and electric potential at a general point at a distance r from the centre of the dipole is

E

g

=

4πϵ

o

1

.

r

3

p

3cos

2

θ+1

And, V

g

=

4πϵ

o

1

.

r

2

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Answer 2

Answer:

correct option is (B)

Explanation:

r3 and r2