Math Problem Statement
Given: a. 20% Volume = 700Hz(-54dB) b. 50% Volume = 937Hz(-41dB) c. 100% Volume = 1044Hz(-29dB)
- Calculate each sound's source wavelength using the recorded frequencies. Simplify the answer.
- Assume that the signals have 1.98 volts RMS(root mean square) and are being corrupted by 30 mV RMS noise. Compute the S/N ratio.
Solution
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Math Problem Analysis
Mathematical Concepts
Wave Physics
Signal Processing
Logarithms
Formulas
Wavelength formula: λ = v / f
Signal-to-noise ratio: S/N (dB) = 20 * log10(V_signal / V_noise)
Theorems
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Suitable Grade Level
Undergraduate
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