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A source is emitting sound of a single frequency. a vertical reflecting surface is advancing towards the source at a speed of 30m/sec. if the velocity of sound in air is 330m/sec. the percentage change of frequency of the note as percieved by an observer near the source.

vishnu , 8 Years ago
Grade 12
anser 1 Answers
Rituraj Tiwari

Last Activity: 4 Years ago

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