41. What potential difference U must a proton pass in order for its velocity to increase from υ1 = 300 km / s to υ2 = 500 km / s? The mass and charge of the proton are m = 1.67 ∙ 10−27 kg and q = 1.6 ∙ 10−19 C, respectively.

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