Ultrasonic signal sent from SONAR returns to it after reflection from a rock after a lapse of 1 sec
Channel: Doubtnut
Date: 2020-08-23

Ultrasonic signal sent from SONAR returns to it after reflection from a rock after a lapse of 1 sec. If the velocity of ultrasound in water is 1600 `ms^(-1)`, the depth of the rock in water is