Sound power of a machine whose specified sound power level is 125 dB

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Mr. Dubey

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📊 Dynamics of Machinery

Q. Sound power of a machine whose specified sound power level is 125 dB

(A) 3.16 w
(B) 4.2w
(C) 5w
(D) 31.6w

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✅ Correct Answer: (A) 3.16 w

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