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]
07.44: A person vibrates the end of a str*f: gi c*fwjr3ing sending tranx;2y/ wdt7cgl94ztb isverse waves down the string. If the person then doubles the rate at which he vibrates the string, thx2i4 yt7l;/gc9wtz dbe speed of the waves
A. doubles and the wavelength is unchanged
B. doubles and the wavelength doubled
C. doubles while the wavelength is halved
D. is unchanged while the wavelength is doubled
E. is unchanged while the wavelength is halved.
参考答案: E
本题详细解析:
暂无
| 
