Physics - Sound Wave Question with Solution | TestHub

PhysicsSound WaveBeatsEasy2 minPYQ_2021

PhysicsEasysingle choice

Beats are produced by waves $y_{1} = a sin 2000 π t$ and $y_{2} = a sin 2008 π t$ . The number of beats heard per second is

Answer:

Solution:

$2 π n_{1} = 2000 π 2 π n_{2} = 2008 π Beat frequency = n_{2} - n = 4 Hz ∴ n_{1} = 1000 Hz ∴ n_{2} = 1004 Hz$

Stream:MHT_CETSubject:PhysicsTopic:Sound WaveSubtopic:Beats

⏱ 2mℹ️ Source: PYQ_2021

Loading discussions...