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习题练习:Stationary wave on string

 >作者: admin 发布日期: 2024-08-03 17:17   总分: 11分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月03日 17:17  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  12.04: The wave speed is 20.0 w04 xsdp fiemo) 50a:07e7w z 3p vjqubu2yvn8m/s for waves traveling on a string tied at both ends. If sinusoidal waves with a frequency of 2.00 Hz are traveling on this string, which one of the following choices best represents ta0fz:)vemp8o3dqw5 7bj4y7se vxpw0 i0n 2 uuhe period of these waves?

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.04: A standing wave on a string is produw-vlsr5a-qa1 y5y 6xwced. Which one of the following choices best de lsvr1 a 6yxwywa-5q5-scribes the location on the string at which maximum constructive interference occurs?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.37: A place of zero displacement c6z)hykc/fg,b- 4c yvon a standing wave is called

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  97.19: The standing wave pattern diagru-/n+ 3ok(d*pkb wl hjammed to the right is produced in a string fixed at both ends. The speed of waves in the string/ondbkhp3 k(*luj- w + is 2.0 m/s. What is the frequency of the standing wave pattern?

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  94.19: A string is firmly attached+0doqe ddu . l4xoq /nm/;ce*e at both ends. When a frequency of 60 Hz is applied, the string vibrates in the standing wave pattern shown to the right. Assume the tension in the string and its mass per unit length do not change. Which of the following f+d;e*4q/eoqm.x/ o 0dcuedln requencies could NOT also produce a standing wave pattern in the string?

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.45: A light inextensible string is connected to a ma:neeam; 7k6jrp iam:,ss M, that provides the tension in the string. A length L of the string has a fundamental frequency of vibratim;rp7a a:jkeei, m:n6on of $f_M$. If a second identical mass is now connected to the original mass, the new fundamental frequency of the string $f_{2M}$ of string length L in comparison to the fundamental frequency with only one mass connected $f_M$ is

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  04.49: A uniform string clamped at both ends is vibrated at cyg2 1fg:ao;nlq o 58ymonstant frequency f. Initially, its vibration forms a standing wave with three antinodes. The tension in the string is gradually increased until the next standing wave mode appears. By what factor has the tension in the string changed? A5gof;lygq1yn2 o8:amssume that the string maintains the same dimensions throughout the tightening

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.29: Two separate strings of the same thickness are s 19z8hfnh ev8luuqc0p46h ey7(*hk 3 oj1uvjy tretched so that they experience the same tension. String B is twice as dense as String A. String A, of length L, is vibrated at the fundamental frequency. How long 1h (e*0 phfo9zjv eu8kcy1uh7nujl 3yv68qh4 is String B if it has the same fundamental frequency as String A?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.06: A 1.50 m-long string clag,ic/v:g;vj/c b )6;vpww 1fz2 awiyh mped at both ends is vibrating at its second harmonic. What is the wavele :y)c;zv6j2pbgigw /wfva1v /c;,i whngth associated with the string for this scenario?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A string is connected to a mechanical oscillat ts 5ew suw-/p8g,,a01hdcc kbor on one end and to a cube-shaped -e ,1bk/g dsswc8a ,tuw p05hcmass ???? = 8.0 ????????, at the other end as shown. The oscillator vibrates the string with a frequency of f producing the standing wave in the figure on the left. When the mass is submerged completely in water, the string vibrates in the standing wave pattern shown.


16.37:What is the value of the ratio for the tension when the mass is submerged in water to the
tension when the mass is hanging in air?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A string is connected to a mechanical oscillator oq+;klh *qz3 yen one end and to a cube-shaped mass ???? = 8.0 ????????, at the other end as shown. The oscillator vibrates the string with a frequency of f producing the standing wave in t; qlq*ey+hzk3he figure on the left. When the mass is submerged completely in water, the string vibrates in the standing wave pattern shown


16.38: What is the length of one side of the cube of mass M?

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