Ask Questions, Get Answers

Want to ask us a question? Click here
Browse Questions
0 votes

Equal charges q are placed at x=0,2,4,8 m on x axis . Find the $\;|force|\;$ experienced by the charge at x=2 m


Can you answer this question?

1 Answer

0 votes
Answer : (c) $\;\large\frac{kq^2}{36}$
Explanation :
$\;Force \;on\;q_{2}=F_{q_{1}}+F_{q_{3}}+F_{q_{4}}$
$F_{net}=\large\frac{kq_{1}q_{2}}{2^2} \hat{i}-\large\frac{kq_{2}q_{3}}{2^2} \hat{i}+\large\frac{kq_{2}q_{4}}{2^2} \hat{(-i)}$
$F_{net}=-\large\frac{kq^2}{36} \hat{i}\;.$
answered Jan 29, 2014 by yamini.v
edited Feb 13, 2014 by yamini.v

Related questions

Ask Question
student study plans
JEE MAIN, CBSE, AIPMT Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App