Wave Basic Concepts (id: 7889635b4)

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

[单选题]
97.23: String L and string H have the saz*(igop5kg au3njcs g 8kv3 (0me tension and length. Si6 l2 jhrde78ltring L has mass m and string H has mass 4m. If the sleh6j dl8ri7 2peed waves in string L is v, the speed of waves in string H is

A. is v/2
B. is v
C. 1.4 v
D. 2 v
E. 4 v


参考答案:  A


本题详细解析: 暂无

微信扫一扫，分享更方便