本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 国际高中通用物理
[单选题]
A mass on a spring undergoes SHM. When the m)kh0cdy4;, . wn8ofmw.ibc( 2og gdksass passes thfemo9vawd0 v rh;q(gi;2,gc 3rough the equilibrium position, its instantaneous velocityfg0 (ihv239; gmvwr,cd;oa q e
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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