Rotational Dynamics (id: 90f57b00c)

本题目来源于试卷: Rotational Dynamics，类别为 美国物理杯赛(Physics Bowl)

[单选题]
09.40: A uniform solid cyliddh9f too1na19 -jul;nder oqr :yr .q8bv p,)fq7euf mass M=2.00 kg and radius R=10.0 cm is connected about an axis through the center of the cylinder to a horizontal spring with spring constant 4.00 N/m. The cylinder is pulled back, stretching the spring 1.00 m from equilibrium. When released, the cylinder rolls without slipping. What is the speed of th)7:.8rpu fv eqbqqr, ye center of the cylinder when it returns to equilibrium?

A. 0.577 m/s
B. 1.00 m/s
C. 1.15 m/s
D. 1.22 m/s
E. 1.41 m/s


参考答案:  C


本题详细解析: 暂无

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