本题目来源于试卷: Physics Unit8: Rotational Motion，类别为 Generic Physics
[单选题]
The bolts on a car wheel require tightening bz)iw(o+p 5tk to a torque obl0za6zy.b b+qlo j34f 90 Nm. If a 30 cm long wrench is used, what is the magnitude of the fy0+ 3zb4bljl oq.b6 zaorce required when the force applied at $53^{\circ}$ to the wrench?
A. $190 \; N$
B. $380 \; N$
C. $19 \; N$
D. $38 \; N$
参考答案: B
本题详细解析:
暂无
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Post time 2024-1-22 02:51:16