Solving a problem in physics section 73 point 45 electr

Solving a problem in physics section 73 point 45 electr

45. A ball weighing 0.2 g, suspended on a thread, is in a horizontal electric field with a strength of 8 kN / C. What angle does the string form with the vertical if the ball charge is 50 nC?

Additional information:

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)