Electrostatics Question 312
Question: The ratio of electric fields on the axis and at equator of an electric dipole will be [RPMT 2002]
Options:
A) 1 : 1
B) 2 : 1
C) 4 : 1
D) None of these
Show Answer
Answer:
Correct Answer: B
Solution:
$ E _{a}=k\frac{2p}{r^{3}} $ and $ E _{E}=\frac{kp}{r^{3}} $
therefore $ \frac{E _{a}}{E _{E}}=\frac{2}{1} $