43. A ball of mass m = 0.04 g and a charge of q = 34 pC is suspended on a silk thread. Determine the angle to which the thread with the ball deviates from the vertical if the ball is placed in a uniform horizontal electrostatic field whose modulus is E = 1.01 ∙ 106 V / m.

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