camesscocamessco camesscocamessco

23-03-2018
Physics

contestada

A sound wave has a frequency of 247 Hz and a wavelength of 1.4 m. What is the speed of the sound wave in air?

Respuesta :

Socrates17 Socrates17

23-03-2018

The speed of sound through air at room temperature is almost always 343 m/s. However, since it doesn't tell you that, use the equation wavelength=velocity/frequency. Plug in the numbers: 1.4=v/247, and v=345.8 m/s.

Answer Link

Otras preguntas

Congress lacked the money it needed to pay off the government’s war debt because _____.

What is 1/50 in decimal form?

Admiration of various qualities such as honesty, comfort, respect, teamwork, spirituality, and status can influence career choices. These qualities are examples

the speaker in "serenity" is most likely looking at

Sam is building a model of an antique car. The scale of his model to the actual car is 1:10. His model is 18 1/2 inches long. How long is the actual car?

8(6a+7b)-11(2b+8a) Simplify the expression

Formula: C8H9O2N Which element is present in the the greatest proportions by number of particles?

How can the written word lead to revolution?

636 rounded to the nearest ten and hundred

Why does the cell need both mRNA and tRNA in order to synthesize a protein like hemoglobin?