Solving a problem in physics section 73 point 53 electr

Solving a problem in physics section 73 point 53 electr

53. In an electric field, the intensity vector of which is directed horizontally and modulo equal to 2000 V / m, a thread with a small charged ball suspended on it deviated at an angle of 45 ° from the vertical. The mass of the ball is 2.8 g. What is the charge of the ball? Express the answer in microcoulombs.

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