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प्रश्न
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उत्तर
- When one tuning fork is struck, another tuning fork of the same natural frequency starts vibrating. This is sympathetic vibration due to resonance.
- A child on a swing gains more height when pushes are given at intervals matching the natural frequency of the swing. The swing then vibrates with greater amplitude due to resonance.
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संबंधित प्रश्न
Name the phenomenon involved in tunning a radio set to a particular station.
Define the resonance phenomenon.
How do you tune your radio set to a particular station ? Name the phenomenon involved in doing so and define it.
Differentiate between the following:
Light and sound waves.
Differentiate between the following:
Radio waves and light waves.
Give two examples of forced vibrations.
Explain why stringed musical instruments, like the guitar, are provided with a hollow box.
The rearview mirror of a motorbike starts vibrating violently at some particular speed of the motorbike, what could be done to stop the violent vibrations.
A vibrating tuning fork is placed over the mouth of a burette filled with water. The tap is opened and the water level gradually falls. It is observed that the sound becomes the loudest for a particular length of the air column. What is the name of the phenomenon taking place when this happens? Why does the sound become the loudest?
What do you understand by forced vibrations?
