a. An FM radio station broadcasts at a frequency of 101.3 MHz. What is the wavel

ni3s4otqc

ni3s4otqc

Answered question

2021-11-10

a. An FM radio station broadcasts at a frequency of 101.3 MHz. What is the wavelength? b. What is the frequency of a sound source that produces the same wavelength in 20 air?

Answer & Explanation

Fearen

Fearen

Beginner2021-11-11Added 15 answers

For part a)
The wavelength is calculated as:
λ=cf=3.0×108ms101.3MHz=2.96m3.0m
For part b)
The speed of sound in air at 20 given as 343 m/s. Hence, the frequency is calculated as:
fvsoundλ=343ms2.96m=120Hz
Result: a) λ=2.96m
b) f=1.6Hz

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