WAEC - Physics (2006 - No. 27) | ExamPlay

WAEC - Physics (2006 - No. 27)

a note of frequency 2000Hz has a velocity of 400 ms^-1. calculate the wavelength of the note

5.0m

2.0m

0.5m

0.2m

Vysvětlení

\(\pi = \frac{v}{f} = \frac{400}{2000} = 0.2m\)

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