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AP and TS EAMCET Medical 2020 Model Paper 1

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Question : 101

Total: 160

A man is watching two trains one leaving and the other coming in with equal speed of 3ms‌−1 .If they sound their whistles with equal frequency of 220 Hz, the number of beats heard by the man will be (Vsound=330ms−1)

6
3
4
1

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