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प्रश्न
Fill in the blank.
We can hear sounds of frequency in the range of _______
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उत्तर
We can hear sounds of frequency in the range of 20 Hz to 20,000 Hz.
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संबंधित प्रश्न
Write true or false for a given statement.
Waveforms of two different stringed instruments can be the same.
Why are musical instruments provided with more than one string ?
The longitudinal waves travel in a coiled spring at a rate of 4 m/s. The distance between two consecutive compressions is 20 cm. Find :
(i) Wavelength of the wave (ii) Frequency of the wave
Select the correct option:
A part of the longitudinal wave in which particles of the medium are closer than the normal particles is called:
State three conditions necessary for hearing sound.
A sound wave of wavelength 1/3 m has a frequency 996 Hz. Keeping the medium same, if frequency changes to 1328 Hz. Calculate
- velcoity of sound
- new wavelength.
The amplitude of the sound wave decides its
The sound waves travel faster ______.
Match the following.
| 1. | Tuning fork | The point where density of air is maximum |
| 2. | Sound | Maximum displacement from the equilibrium position. |
| 3. | Compressions | The sound whose frequency is greater than 20,000 Hz. |
| 4. | Amplitude | Longitudinal wave. |
| 5. | Ultasonics | Production of sound. |
Why does an empty vessel produce more sound than a filled one?
