Physics Unit8: Rotational Motion (id: a985bb36d)

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本题目来源于试卷: Physics Unit8: Rotational Motion，类别为 Generic Physics

[单选题]
A car is negotiatingg3e jmrot7p l*.q /ssv*y.;ge a flat circular curve of radius 50 m wit39vxa+ j-fx 4cd gj1ash a speed of 20 m/s. The maximum centripetal force (prf+ vxsjxaa-j3g941 dcovided by static friction) is $1.2 \times 10^{4} \; N$. What is the centripetal acceleration of the car?

A. $0.40 \; m/s^2$
B. $0.80 \; m/s^2$
C. $4.0 \; m/s^2$
D. $8.0 \; m/s^2$


参考答案:  D


本题详细解析: 暂无