The frequency of a sound wave is 200 Hz and its wavelength is 2 m. Wha – McqOptions

MCQOPTIONS

1.	The frequency of a sound wave is 200 Hz and its wavelength is 2 m. What is the speed of the sound wave?
A.	400 m/s
B.	200 m/s
C.	80 m/s
D.	100 m/s
Answer» B. 200 m/s

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