A hunter fires a gun at a point 408 m away from a cliff. If he hears an echo 2.4 s later; determine the speed of the sound wave

By: |Published on: Jan 11|Categories: Physics WAEC| 0 comments

A. 340 ms−1
B. 380 m s−1
C. 400 m s −1
D. 680 m s−1

Correct Answer:

Option A – 340 ms−1

Explanation

speed of the sound wave = distance ∗ 2/time
= 408∗2/2.4
: speed of the sound wave = 340 ms−1

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