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Dynamics of Machinery Test Questions
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>> What will be the sound power level, if a machine generates 20 W power?
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Q. What will be the sound power level, if a machine generates 20 W power?
a.
124 dB
b.
133 dB
c.
150 dB
d.
200 dB
ANSWER: 133 dB
Answer & Explanation
No explanation is available for this question!
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