Physics - Sound Wave Question with Solution | TestHub

PhysicsSound WaveWavesMedium2 minQB

PhysicsMediuminteger

In a gas, two waves of wavelength 40 cm and 40.4 cm produce 5 beats per second. Find the speed of sound. (answer in $m/s$ ).

Answer:

202

Solution:

$5 = v (\frac{1}{0.40} - \frac{1}{0.404}) = 0.024752 v$ , so $v = 202$ m/s.

Stream:JEESubject:PhysicsTopic:Sound WaveSubtopic:Waves

⏱ 2mℹ️ Source: QB

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