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प्रश्न
What is meant by echo depth sounding?
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उत्तर
The method by which the position of an obstacle hidden in water is located is known as echo depth sounding.
संबंधित प्रश्न
How is the frequency of a stretched string related to its length?
A wire of length 80 cm has a frequency of 256 Hz. Calculate the length of a similar wire under similar tension, which will have frequency 1024 Hz
Name the characteristic of sound in relation to its waveform.
A wave passes from one medium to another medium. Mention one property of the wave out of speed, frequency or wavelength which changes.
How do bats avoid obstacles in their way, when in flight?
Draw a labelled diagram to show the multiple reflections of sound in a part of the stethoscope tube.
Explain why, the ceilings of concert halls are curved.
Explain reflection at the boundary of a rarer medium.
