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Physics - Sound Wave Question with Solution | TestHub

PhysicsSound WaveBeatsMedium2 minPYQ_2005

PhysicsMediumsingle choice

Two vibrating tuning forks produce progressive waves given $Y_{1} = 4 sin 500$ $π t$ and $Y_{2} = 2 sin 506 π t$ . Number of beats produced per minute is:NEET 2005

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Solution:

$y_{1} = 4 sin 500 π t y_{2} = 2 sin 506 π t ω_{1} = 500 π, ω_{2} = 500 π, ω = 2 π v_{1} = 250, v_{2} = 253$ $∴ v = v_{2} - v_{1} = 253 - 250 = 3 beats / s$

Stream:NEETSubject:PhysicsTopic:Sound WaveSubtopic:Beats

⏱ 2mℹ️ Source: PYQ_2005

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