Browse by Stream
Discuss Doubts
Home
Search for Exam, Articles, Questions
get app
Go To Your Study Dashboard
  1. Home
  2. Can someone explain At a certain distance from a point charge the electric field is 500Vmand the potential is 3000V. What is this distance
# Engineering

At a certain distance from a point charge the electric field is 500Vm  and the potential is 3000V . What is this distance

  • Option 1)

    6m

  • Option 2)

    12m

  • Option 3)

    36m

  • Option 4)

    144m

 

Answers (2)
S Shivangi

Option 1

A Avinash

As we learned

 

Relation between E and V in integral form -

\dpi{100} dV=-\int_{r_{1}}^{r_{2}}\overrightarrow{E}\cdot \vec{d}r=-\int_{r_{1}}^{r_{2}}Edr\cos \theta

-

 

 V=E\times r\Rightarrow r=\frac{V}{E}=\frac{3000}{500}=6m


Option 1)

6m

Option 2)

12m

Option 3)

36m

Option 4)

144m

Similar Questions

Exams
Articles
Questions