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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
Fill in the blank.
________ produces a sensation in ears.
State the factors on which the pitch of a sound depends.
How are the wave velocity V, frequency f and wavelength λ of a wave related? Derive the relationship.
State the speed of (i) light and (ii) sound in air?
Select the correct option:
In the region of compression or rarefaction, in a longitudinal wave, the physical quantity which does not change is:
State the relation between the wavelength and the frequency.
200 waves pass through a point in one second. Calculate the time period of wave.
The sound of which of the following frequency is audible to us?
2 Hz, 1000 Hz, 200 kHz, 8 MHz
In which medium the speed of the sound is maximum?
Sound travels in the air as ______ wave.
