Question
Tue August 02, 2011 By: Hussain Shaikh
 

the cordinate of two point charges +4microcoulomb and +9microcoulomb kept in the air are (o,+10,0)and (0,-10,0)resp.find the coordinates of a piont where electric field is zero.

Expert Reply
Wed August 03, 2011
Let the distance between the two point charges +4microcoloumb and +9microcolounb be 20cm as the coordinates of these charges are at (0,10,0) and (0,-10,0).
 
Let the point be at a distance x from 4microcoloumb charge.
As E1=E2
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