試卷名稱:108年 - 108 學士後西醫:物理#76808
年份:108年
科目:學士後西醫-物理
3. A pivoted bar has a weight of 10 kg and a length of 1 meter, and is supported by a cable, as shown below. What is the tension force of the cable when a 50 N box is hung at the end of the bar?
(A) 150 N
(B) 295 N
(C) 410 N
(D) 570 N
(E) 775 N