百度试题 结果1 题目(c)State a typical value for the speed of a sound wave in water.1500 m/s...[1] 相关知识点: 试题来源: 解析 1500 m/s 反馈 收藏
Answer to: If the wavelength of a sound wave in an unknown material is 20 centimeters and the frequency is 1700 Hz. What is the speed of the sound...
A sound wave of frequency 100 Hz is travelling in air. The speed of sound in air is350ms−1(a) By how much is the phase changed at a given point in 2.5 ms ? (b) What is the phase difference at a given instant between two points separated by a distance of 10.0 cm along the ...
6 (a)Fig. 6.1 represents the waveform of a sound wave. The wave is travelling at constant speed.displacement of particles distance along wave Fig.6.1(i) On Fig. 6.1,1. label with the letter X the marked distance corresponding to the amplitude of the wave,[1]2. label with the letter ...
Wave Speed:The speed of a wave is the speed with which any fixed crest( or trough) in the wave moves. The speed of waves primarily depends on the properties of the medium in which the wave is traveling. However, the speed of a plane wave can always be expresse...
3 This question is about sound waves.(a)Describe an experiment to measure the speed of sound in air.You may draw a diagram to help your answer.(5)(b)An oscilloscope can be used to determine the frequency of a sound wave.The diagram shows an oscilloscope trace of a sound wave.Oscillosco...
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This chapter describes the methodology of the speed of sound also known as sonic log. A magnetostrictive transducer, excited from the surface by a signal, emits a sound wave whose average frequency is of the order of 20–40 kHz. The measurement of the first wave arrival relates only to ...
1、There is a sound wave,the frequency of the wave f=440Hz,and the velocity V=340m/s,Find the wavFind the wave length of the sound wave? 相关知识点: 试题来源: 解析 楼主,这个题的意思是:有个声波,频率为440赫兹,速度为340赫兹,求波长.波长(那个符号我打不出来)=V*T(周期)=V/f=340/...
Influence Of Wind On Sound Waves A Final Word Yes, the wind does influence the speed of sound through it. A sound wave travels faster in the direction of the wind and slower against it. Apart from a speed bump or boost, wind also alters the path of sound waves by refraction. ...