Answer to Question #124286 in Physics for Aaraska

Question #124286

A submarine sends out a pulse of ultrasound to check how close it is to the sea bed. The reflected waves are detected 0.2 seconds later. Work out the total distance traveled by these detected waves. The speed of ultrasound is 1500m/s .

Expert's answer

"2s=vt\\\\s=0.5vt=0.5(1500)(0.2)=150\\ m"

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