Question
What is the speed of a wave that has a wavelength of 40 cm and a frequency of 4 Hz (cycles/second)?
1 mm/s
10 cm/s
40 cm/s
160 cm/s
1 mm/s
10 cm/s
40 cm/s
160 cm/s
Answers
Answered by
oobleck
recall that v = fλ
so plug and chug
so plug and chug
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