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This question belongs to Physics GK Chapter Wise Sounds Waves And Motion

Sounds waves and Motion

?

A person rings, a metallic bell near a strong concrete wall. He hears the echo after 0.3 s. If the sound moves with a speed of 340 m/s, how far is the wall from him?

A) 102 m B) 11 m C) 51 m D) 30 m

Answer & Solution

Correct Answer: Option C

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Question posted by Examveda

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