1.

A ship sends an ultrasound that returns from the seabed and is detected after 3.42 s. If the speed of the ultrasound through seawater is 1300 ms-1, then the distance of the seabed from the ship would be

A. 3000 m
B. 2600 m
C. 2200 m
D. 2800 m
Answer» C. 2200 m


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