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R4.4.4. Once upon a summer day, you heard a bell tolling far away vibrating at 750 cycles per second. Then you got into a car

please give solutions clearly cause the one posted before wasn't clear at all. thanks!
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Answer #1

Source observer -> (moving towards the folozce) T1 (6) Using doppler equation, t ot vs = 800 Hz f frequency observed - 750450

160666 = vt 28 11.0666 va vt 22 : 7 = 328 m/s 7

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