本题目来源于试卷: Parameters and Typical Relationship，类别为 美国物理杯赛(Physics Bowl)
[单选题]
15.26: The position of a mass connected to a spring obeys x( od5ho.fu+k0)nd4s4 g na. wx 5cwin)lt) = Acos(wtench+gr0jp 2sq+- 1 ms mf+hx*ny60yx) . What is the average speed for one full oscillation in terms of the mass’s maximupn y-xm02r06sjcxh *+q f+myhg+ ens1 m speed during oscillation, $V_max$?
A. $\frac{2}{π};V_max$
B. $\frac{1}{\sqrt{2}};V_max$
C. $\frac{1}{2};V_max$
D. $\frac{\sqrt{2}}{π};V_max$
E. $\frac{1}{2\sqrt{2π}};V_max$
参考答案: A
本题详细解析:
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