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AP EAMCET Medical 17 May 2024 Shift 2 Paper

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A train moves towards a stationary observer with speed 72ms−1. The train blows hom and its frequency heard by observer is f1. If the train speed is reduced to 36ms−1. The frequency heard by observer is f2. Then ‌
f1
f2
 is (v=340ms−1)
Validate
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