Determine the resultant couple moment and F

Book: http://amzn.to/2i8HBOO More videos: http://www.forthesakeofeducation.com Become my official student:   / daxterbels   Two couples act on the beam as shown. If F = 150 lb, determine the resultant couple moment. Two couples act on the beam as shown. Determine the magnitude of F so that the resultant couple moment is 300 lb ft counterclockwise. Where on the beam does the resultant couple act?