Sound produced by an automobile horn heard at a distance... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

Sound produced by an automobile horn heard at a distance of 1.5 metres corresponds to about ______________ decibels?

Correct answer: B

Explanation

A typical automobile horn sound level at a close distance like 1.5 meters is often cited around 120 dB.

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