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प्रश्न
How do bats locate their prey during a flight?
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उत्तर
Bats produce ultra sound which returns after striking an obstacle in their way. By hearing the reflected round, bats can judge the distance and direction of obstacle/prey in their way and hence bats can catch their prey during flight.
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संबंधित प्रश्न
Name the sound of the frequency given below:
40 kHz
State the approximate speed of ultrasound in air.
The properties of ultrasound that make it useful are
What do you understand by the term sonic vibrations? State the range of sonic vibrations for the human ear.
Name three animals which can hear ultrasonic vibrations.
State four practical uses of ultrasonic vibrations.
What are ultrasonic? State and explain two applications of ultrasounds.
What are infrasonic and ultrasonic sounds?
What are hearing aids?
1 hertz is equal to
