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untilwexo untilwexo
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6 years ago
Technician A says that low frequency vibrations may be heard as a moan or hum. Technician B says that high frequency vibrations may be heard as a moan or hum. Which technician is correct?
A) Technician A only      B) Technician B only      C) Both technicians      D) Neither technician
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irisiris
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6 years ago
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untilwexo Author
wrote...
#2
6 years ago
Thanks for your help <3
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