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प्रश्न
Complete the following sentence:
Elephants produce ____________sound.
रिकाम्या जागा भरा
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उत्तर
Elephants produce infrasonic sound.
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संबंधित प्रश्न
Complete the following sentence:
Infrasonic sound is of frequency ______________.
Name the sound of the frequency given below:
100 Hz
Name the sound of the frequency given below:
40 kHz
What do you understand by the term ultrasonic vibrations?
State four practical uses of ultrasonic vibrations.
The sonic boom of an aircraft has a time period of 0.00005s. Calculate the frequency of sound produced.
What does SONAR stand for?
Describe a simple method to find the depth of a submerged ship.
State the properties of ultrasound that make it useful.
Ultrasound has frequency of vibration
