Question

a sonar device of a submarine sends out an ultrasound signal which returns from seabed and detected after 5 sec. if the speed ultrasound through sea water is 1531m/'s .what is the distance of seabed from the ship​

Answer 1

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$\Large\boxed{speed=distance/time}$

d = 1531 × 5

d = 7655m

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Answer 2

Explanation:

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