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zarkam21:
??
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zarkam21:
@Vocaloid
Vocaloid:
need some help with a)? It's mostly a matter of remembering/looking up what the terms mean
zarkam21:
NO i got A lol
Vocaloid:
well for b) speed = wavelength * frequency = ?
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Vocaloid:
yeah that's good for a)
Vocaloid:
any attempts on b) yet? you just have to multiply frequency * wavelength to get the speed 4800 Hz * 2.0 m = ?
zarkam21:
9600
Vocaloid:
good since Hz are in units of 1/s and wavelength is in units of m what do you think the units for speed might be?
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zarkam21:
m/s
Vocaloid:
perfect
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