Saturday
April 19, 2014

Homework Help: physics need help please

Posted by brandon on Wednesday, October 17, 2012 at 4:14pm.

There are 7 charges, each with q = -5 nC distributed on a circle with radius R=3cm. The center of the circle is at the origin. The charges are at angles 0o, 45o, 90o, 135o, 180o, -90o, and -45o. (Note: A charge at -135o is missing.) a) What is the net electric field at the origin? b) Calculate the electric potential at the origin with respect to infinity.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics Need Help PLEASE - Two point charges are separated by 8 cm. The ...
physics - please check this one question: Which interaction of nature binds ...
Physics - Two positive charges of 6 �C are separated by a distance of 50 ...
Physics - Picture the following: A square with 4 point charges. Charges Q are ...
Chemistry - I lost the periodic table my teacher gave me, and I need to find one...
Physics Problems - Can you please help me with the following problem? Two ...
Physics - Two point charges are 10.0 cm apart and have charges of 2.0 μC ...
physics need help please - There are 7 charges, each with q = -5 nC distributed ...
physics - two point charges are 10.0 cm apart and have chargeso of 2.0 uC (micro...
physics - Two point charges are 10.0 cm apart and have charges of 2.0 C and -2....

Search
Members