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A person can hear sound waves in the frequency range 20 Hz to 20 kHz. Find the minimum and the
maximum wavelengths of sound that is audible to the person. The speed of sound is 360 m/s.

karthik , 8 Years ago
Grade 12
anser 1 Answers
Arun
for maximum wavelength n = 20 Hz. As (η∝1/λ) b) for minimum wavelength, n = 20 kHz ∴ λ = 360/ (20 × 10^3) = 18 × 10^3 m = 18 mm ⇒ * = (v/n) = 360/20 = 18 m
Last Activity: 8 Years ago
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