a) Sound waves from SONAR in a ship hits the bottom of the sea and comes back after 1s. Calculate the distance to the bottom of the sea from the ship (Speed of sound in sea water is 1522 m/s)
b) Which type of sound waves is used in SONAR?
c) Write any other two uses of this type of sound wave.
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Answer:
1522m is a distance of bottom of the sea from the ship
b) ultrasonic waves are used
c) ecocardiography and it is used to clean hard part of machine
hope you jave understood?
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