Physics, asked by shaktichand5, 10 months ago

who can know the answer and write with brief please the answer.please​

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Answered by Anindya1732C
0

Answer:

Answer

Explanation:

Speed of sound = 343 m/s

Sound is heard after 7.7 sec

Thus, depth of well = 343 × 7.7

= 2641.1

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