PH-2275

Wave speed

Physics · Secondary 4 · Easy · Wave speed

A sound wave travels in air at

340\,\text{m/s}

and has a frequency of

850\,\text{Hz}

. What is its wavelength?

$0.40\,\text{m}$
$0.25\,\text{m}$
$3.4\,\text{m}$
$290\,\text{m}$

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