2019 Jiangsu Question 18 Multiple-choice Differentiating 2019_江苏 Paper 18.一单摆做简谐运动,在偏角增大的过程中,摆球的( ) A. 位移增大B. 速度增大C. 回复力增大D. 机械能增大 Answer keyAC ☆ SaveCan't do it, show the explanation查看原卷 →