本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 通用国际物理
[单选题]
A mass on a spring und 0ouexd zv 92rs-pl1q/ergoes SHM. When the mass passes through the equilibrium z91sx/d-p 0lero vu2q r/wr)om p4iug :to)r)nwyl3hutm4): position, its ywt4hl r)g/)moir 3u4 o)tn:w :umr)p instantaneous velocity
A. is maximum.
B. is less than maximum, but not zero.
C. is zero.
D. cannot be determined from the information given.
参考答案: A
本题详细解析:
暂无
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