1. The problem statement, all variables and given/known data A 2.0 kg pendulum ball is pulled 30° from the vertical by a horizontal force Fpull. What is the magnitude of Fpull? 2. Relevant equations F=ma 3. The attempt at a solution I'm rather lost with this one - I'm not even sure how to classify it. Any help at all - even a point in the right direction - would be greatly appreciated.