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QJEEAdv23Phfa67: JEE Advanced 2023 Physics - Class 11 JEEAdv23Phfa67 Solution: When only is emitting sound and it is at , the frequency of…

When only S2S_2 is emitting sound and it is at QQ , the frequency of sound measured by the detector in Hz\mathrm{Hz} is _________.

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JEE Advanced 2023 Paper 2 Online Physics - Waves Question 4 English Explanation

Velocity of the source away from detector,

vs=42cos⁡45∘=4 m s−1∴f=(vv+vs)f0=(324324+4)×656=648 Hz

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