Question

Echo method is also called reflection method

Answer 1

The reception of wave after reflection is called 'echo'. When echo method is used to measure large distances, we send the wave (sound or light) towards the object and the reflected wave is again received.

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Answer 2

Answer:

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Explanation:

The reception of wave after reflection is called 'echo'. When echo method is used to measure large distances, we send the wave (sound or light) towards the object and the reflected wave is again received. Explanation: IN echo the sound get reverse and came to you...