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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 m/s for waves tradf1o7 v 0y(phpk v+rk0veling 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 ro kk d(1 0vf+pp7vyh0best represents the 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 produced. Which s,od3prxw2 cr8mj3) n one of the following choices best describes the location on the s3 ,mcn) r8xj23opwdr 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 on a stai00yup8kku 3,s cfk* cnding 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 diagrammed to the right is prods+7p)c7whk5 b6zbg e nuced in a string fixed at both ends. The speed of waves in the string is 2.0 m/s. What is th7wb+6k5 bsngzhp)7ce e 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 at bot*x3n4)dxryc h h ends. When a frequency of 60 Hz is applied, the string vibrates in the standing wave pattern shown to the right. Assume tn x*rxd3cyh4 )he tension in the string and its mass per unit length do not change. Which of the following frequencies 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 connect,1jq/q/ g n*k ikp--bzg kp8gned to a mass M, that provides the tension in the string. A length L of the string has a fundamental frequ k/g-kqz bjg ni-,q*1gppk/8nency of vibration 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.c4e;c,st nh ojw. yif,a:3 tk at both ends is vibrated at constant 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,:yc3f c attn4. ekows,ij.;h in the string changed? Assume 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 strin2lug6;: tqwhhnv 3we :gs of the same thickness are stretched so that they experience the same tension. String B is twice as dense as String A. String A, of length ve ;qhwn3 : :62lhwgutL, is vibrated at the fundamental frequency. How long 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 clamped at both ends is vivgn-r :iw6o8h ded wijub1 (19brating at its second harmonic. 1j(wr hui v9e:-ndbg1iodw6 8What is the wavelength 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 oscipz8rpg dct6 g5lj ,xa)g527ugt45d nc llator on 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 the figure on the left. When the mass is submerged completelgp gg2td76cdzau5 l8n5cj4r p xtg5) ,y 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 on one end and to a c, +emud udl: p/vma97yube-shaped mass ???? = 8.0 ????????, at the other end as shown. The oscillator vibrates the string with a frequency of f prod:, pue v/+mdadm7 luy9ucing 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


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

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