An ufo lands on a planet at a point 5 km from an active volcano there is a volcanic explosion. The time interval between flash of light and sound eruptions is 100 second. The time period of wave is 2 second. What is the speed of sound wave
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Answer:
50m/ s
Explanation:
speed = distance/ time
so, 5km = 5000m,
5000/100 = 50m/s
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