Name: _______________________

Quiz 2

09/26/2005

Ch. 18

 

Useful Numbers:  k=8.99x109 N m2/C2

 

1)      2 charges are placed at the base corners of an equilateral triangle with 3m sides:  2mC at bottom left and  -3mC at the bottom right. What is the total electric field at the top corner of the triangle?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2)      What would the force be on a -1mC charge placed at the top corner of the triangle in problem 1?