問題詳情

5. For the conical pendulum shown, the 0.40 kg masshas a periodic time of 1.90 s. What is the tension in thestring? (Answer in N.)


(A) 3.92
(B) 4.37
(C) 5.69
(D) 6.48
(E) 7.85.

參考答案

答案：C
難度：計算中-1
書單：沒有書單，新增