Question

Write full form of acronym SONAR.Explain how the method of echo-ranging is used to determine the depth of sea. Please I really need the answer fast.​

Answer 1

Answer:

SONAR=SOund Navigation And Ranging

Sound Navigation And Ranging: A transmitter producing ultrasonic waves is fitted at the bottom of a ship or a boat. ... Knowing the time elapsing between sending and receiving back of the ultrasonic waves and the speed of these waves in water, the depth of sea can be calculated.

Answer 2

Answer:

Answer: Sound Navigation And Ranging: A transmitter producing ultrasonic waves is fitted at the bottom of a ship or a boat. The ultrasound waves emitted by the transmitter go to the bottom of the sea and get reflected from the bottom.

Explanation:

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