A rock under water is 1595 m deep.F ind the time in which an ultrasonic signal returns after reflection from the rock. Given speed of ultrasonic wave in water=1450m/s.Show the steps.
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It travels (1595 x 2) = 3,190m.
(3,190/1450) = 2.2 secs.
(3,190/1450) = 2.2 secs.