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प्रश्न
Name three animals which can hear ultrasonic vibrations.
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उत्तर
Certain creatures like dogs, bats, dolphins, and mosquitoes can detect the waves.
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संबंधित प्रश्न
What is loudness of sound? What factors does it depend on?
Write true or false for a given statement.
Loudness depends on frequency.
Distinguish between longitudinal and transverse waves.
Explain the terms 'compressions' and 'rarefactions' of a wave. What type of waves consist of compressions and rarefactions.
Which one of the following does not consist of transverse waves?
Is pitch same as frequency?
The distance between three consecutive crests of wave is 60 cm. If the waves are produced at the rate of 180/ min, calculate:
- wavelength
- time period
- wave velocity.
Can you hear the sound produced due to the vibrations of second's pendulum?
What do you understand by the term echo?
