61 electrostatics (c) now 13 equal charges, q, are placed at the corners of a regular 13-sided polygon. what is the force on a test charge q at the center? atio

61 Electrostatics (c) Now 13 equal charges, q, are placed at the corners of a regular 13-sided polygon. What is the force on a test charge Q at the center? ation S rher (d) If one of the 13 q's is removed, what is the force on Q? Explain your reasoning. On