A wave number, or wavenumber, refers to the spatialfrequencyof a wave over a specific unit distance. The wave number is measured either in cycles per unit distance or in radians per unit distance, depending on the context. A wave number is related to but different from frequency, which is ...
解析 The frequency of a progressive wave is the number of cycles of the wave that pass a fixed point per unit time. 频率是指单位时间内波形重复的次数。对于进行波来说,频率指的是单位时间内波形经过某一点的次数。 简而言之,频率代表了波的振动速度,它决定了波的音调或颜色。
A There is no phase difference.BThey are out of phase by a quarter of a cycle.C They are out of phase by half a cycle.DThey are out of phase by 0.8 of a cycle. 相关知识点: 试题来源: 解析 B First, we need to find the wavelength of the wave using the wave speed formula . Th...
What is Frequency? Frequencyis a property of a wave that shows how many waves pass a given point per second. It is measured in hertz (Hz). Frequency applies to sound and electromagnetic waves. For instance, a sound might have a frequency of 450 Hz. ...
Cycle = One complete wave of alternating current orvoltage. Alternation = One half of a cycle. Period = The time required to produce one complete cycle of a waveform. At its most basic, frequency is how often something repeats. In the case of electrical current, frequency is the number of...
The frequency of a wave can be calculated using the formula f = 1/T, where f represents frequency and T represents period. In this case, with a period of 6 seconds, the frequency would be f = 1/6 = 0.1667 Hz. This means that the wave completes 0.1667 cyc
Wave Frequency:The frequency of a wave is reciprocal of its time period. Its unit is per second or Hertz. The higher value of the wave frequency implies more energy of the wave as compared to the same wave with low frequency.Answer and Explanation:...
百度试题 结果1 题目(a) A wave has a frequency of 10 Hz and a wavelength of 80 cm, what is the wavespeed of this wave? 相关知识点: 试题来源: 解析 Answer: 8m/sPlug f=10 Hz and λ=0.8m into our equation v=f×λ. 反馈 收藏 ...
Answer to: What is the frequency in Hz of a x-ray that has the wave length of 3.5 x 10^-8 m? (hint: The speed of light in vacuum is 3.00 x 10^8...
Submit What is the frequency of a 20 m radiowave? Aa.15MHz Bb.12MHz Cc.1200 KHz Dd.25 MHzSubmit What is the natural frequency of LC circuit ? What is the reactance of this circuit at this frequency ? View Solution What is the frequency of infrasonic sound ? View Solution What is ...