Question

Question 4, b

twelve equal charges +q are equally spaced in a circle with radius R.

if we remove the +q charge which is lovated at 3-o'clock, what will ve the force on the charge +Q at the center of the circle.

+4 +9+F- +4 3. A metal ball is suspended by a string. A positively charged plastic ruler is placed near the ball, which is observed to be attracted to the ruler. What can we say for certain about the metal ball? The metal ball is eithu a chductoVoV negatively charges inalenal. ( bull be nemtral fos). 4. Twelve equal charges +q are equally spaced in a circle with radius R. a. What is the net force (magnitude and direction) on a charge +Q at the center? Tiet - 0 b. If we remove the +g charge which is located at "3- o'clock”, what will be the force on the charge +0 at the center of the circle? KQ ta KOT

Answer 1

Question 4(b) :

When the charge ' +q ' at 3 o'clock is placed is removed, the net force on the charge ' +Q ' is given as: