Advertisements
Advertisements
प्रश्न
Explain how the principle of echo is used by
The dolphin to locate small fish as its prey.
Advertisements
उत्तर
Dolphins sends the sound having frequencies between 120 kHz to 150KHz. The returning echoes used to help their prey.
APPEARS IN
संबंधित प्रश्न
Why is sound wave called a longitudinal wave?
Write true or false for a given statement.
A ticking clock sound is heard late when heard through a metal.
What are infrasonics? Can you hear them?
Name the type of waves produced when a tuning fork is struck in air.
When we change a feeble sound to a loud sound, we increase its :
Select the correct option:
A part of longitudinal wave in which particles of the medium are farther away than the normal particles is called :
A continuous progressive transverse wave of frequency 8 Hz moves across the surface of a ripple tank
With reference to the frequency, describe the movement of water on the surface
Can we produce sound in vacuum?
Two sound waves X and Y have the same amplitude and the same wave pattern but their frequencies are 60 Hz and 120 Hz respectively, then ______.
