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Suppose a wave on a string is travelling at 200200 m/s right and has a frequency of 100100 Hz.What is the wavelength of such a wave in metres?

Question

Suppose a wave on a string is travelling at 200200 m/s right and has a frequency of 100100 Hz. What is the wavelength of such a wave in metres?

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Solution

1. ### Break Down the Problem

To find the wavelength (λ\lambda) of the wave, we can use the relationship between wave speed (vv), frequency (ff), and wavelength. The formula that connects these quantities is given by:

v=fλ v = f \cdot \lambda

Where:

  • vv = wave speed
  • ff = frequency
  • λ\lambda = wavelength

We need to rearrange this formula to solve for wavelength:

λ=vf \lambda = \frac{v}{f}

2. ### Relevant Concepts

We have the following information from the problem:

  • v=200200m/sv = 200200 \, \text{m/s}
  • f=100100Hzf = 100100 \, \text{Hz}

3. ### Analysis and Detail

Now, we can substitute the values of vv and ff into our rearranged formula for wavelength:

λ=200200m/s100100Hz \lambda = \frac{200200 \, \text{m/s}}{100100 \, \text{Hz}}

4. ### Verify and Summarize

Calculating the wavelength step-by-step:

λ=200200100100=2m \lambda = \frac{200200}{100100} = 2 \, \text{m}

Final Answer

The wavelength of the wave is 2metres2 \, \text{metres}.

This problem has been solved

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