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प्रश्न
Define the resonance phenomenon.
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उत्तर
When the frequency of an externally applied periodic force on a body is equal to its natural frequency, the body readily begins to vibrate with an increased amplitude. This phenomenon is known as resonance.
संबंधित प्रश्न
Distinguish between the free (or natural) and forced vibrations.
Describe a simple experiment to illustrate the phenomenon of resonance and explain it.
Resonance is a special case of ______ vibrations, when frequency of the driving force is ______ natural frequency of the body.
A vibrating tuning fork, held over an air column of a given length with its one end closed, produces a loud audible sound. Name the phenomenon responsible for it and explain the observation.
A tuning fork of frequency 256 Hz will resonate with another tuning fork of frequency:
Differentiate between the following:
Free and forced vibrations.
On keeping the stem of a vibrating tuning fork on the surface of a table, a loud sound is heard. Give reason.
Explain why are soldiers asked to walk out of step while crossing bridges?
Explain why does the rear mirror of a motorbike start Vibrating Violently, at some particular speed of motorbike?
