logo

Ask Questions, Get Answers

 
X
 Search
Want to ask us a question? Click here
Browse Questions
Ad
Home  >>  AIMS  >>  Class12  >>  Physics  >>  Electric Charges and Fields
0 votes

Potential in the x-y plane is given as $V = 5(x^2 + xy)\; volts$. Find the electric field at the point (1, –2).

Can you answer this question?
 
 

1 Answer

0 votes
$E_x=-\large\frac{dV}{dx} $$= -(10 x +5y)$
$\qquad= -10+10=0$
$E_r=-\large\frac{dV}{dx} $$= -5 x=-5$
$\overrightarrow{E}=-5 \hat j V/m$
answered Jun 8, 2014 by meena.p
 

Related questions

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