<u>Answer:</u>
<u>For 1:</u> The wave speed of the wave is 30 m/s
<u>For 2:</u> The wave speed of the wave is 5 m/s
<u>For 3:</u> The frequency of the wave is 40 Hz
<u>For 4:</u> The frequency of the wave is 400 Hz
<u>For 5:</u> The frequency of the wave is 300 Hz
<u>For 6:</u> The wavelength of the wave is 0.773 m
<u>For 7:</u> The wavelength of the wave is 0.386 m
<u>For 8:</u> The wavelength of the wave is 0.625 m
<u>For 9:</u> The wave speed of the wave is 100 m/s
<u>For 10:</u> The wave speed of the wave is 50 m/s
<u>Step-by-step explanation:</u>
Wave speed is defined as the product of its wavelength and frequency.
Mathematically,
where,
= wavelength of the wave
= frequency of the wave
We are given:
Putting values in above equation, we get:
Hence, the wave speed of the wave is 30 m/s
We are given:
Putting values in above equation, we get:
Hence, the wave speed of the wave is 5 m/s
We are given:
Putting values in above equation, we get:
Hence, the frequency of the wave is 40 Hz
We are given:
Putting values in above equation, we get:
Hence, the frequency of the wave is 400 Hz
We are given:
Putting values in above equation, we get:
Hence, the frequency of the wave is 300 Hz
We are given:
Putting values in above equation, we get:
Hence, the wavelength of the wave is 0.773 m
We are given:
Putting values in above equation, we get:
Hence, the wavelength of the wave is 0.386 m
We are given:
Putting values in above equation, we get:
Hence, the wavelength of the wave is 0.625 m
We are given:
Putting values in above equation, we get:
Hence, the wave speed of the wave is 100 m/s
We are given:
Putting values in above equation, we get:
Hence, the wave speed of the wave is 50 m/s