Physics - Sound Wave Question with Solution | TestHub

PhysicsSound WaveDopler's effectEasy2 minPYQ_2020

PhysicsEasysingle choice

When the source of sound moves towards a stationary observer, the wavelength of sound received by him

Answer:

Solution:

$n_{a} = n [\frac{υ \pm υ_{0}}{υ \mp υ_{s}}]$ .

$υ_{0} = 0$ .

$n_{a} = n [\frac{υ}{υ - υ_{s}}]$

So frequency increase, wavelength decreases.

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:Sound WaveSubtopic:Dopler's effect

⏱ 2mℹ️ Source: PYQ_2020

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