Solving a problem in physics section 73 point 47 electr

Solving a problem in physics section 73 point 47 electr

47. A small ball suspended on a silk thread has a charge of 49 nC. In a horizontal electric field with a strength of 100 kV / m, the thread deviated from the vertical by an angle whose tangent was 0.125. Find the mass (in g) of the ball.

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