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प्रश्न
Complete the following sentences:
An average person can hear sound of frequencies in the range ______ to _________.
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उत्तर
An average person can hear sound of frequencies in the range 20 Hz to 20 kHz.
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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:
1000 Hz
What is ultrasound?
What is Galton’s whistle? To what use is it put?
The sonic boom of an aircraft has a time period of 0.00005s. Calculate the frequency of sound produced.
What are ultrasonic?
Does SONAR make use of infrasonic sound?
What are ultrasonic? State and explain two applications of ultrasounds.
