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प्रश्न
Complete the following sentence:
Elephants produce ____________sound.
रिक्त स्थान भरें
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उत्तर
Elephants produce infrasonic sound.
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संबंधित प्रश्न
Complete the following sentence:
Ultrasound is of frequency ___________.
Complete the following sentence:
Infrasonic sound is of frequency ______________.
Complete the following sentence:
Bats can produce and hear ___________ sound.
Name the sound of the frequency given below:
100 Hz
Can you hear the sound produced due to vibrations of a seconds pendulum? Give reasons.
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How do bats locate their prey during a flight?
What is Galton’s whistle? To what use is it put?
Is the energy carried by the ultrasound very high or very low?
State the main components of a hearing aid.
