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प्रश्न
Name the phenomenon involved in tunning a radio set to a particular station.
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उत्तर
The phenomenon involved in tuning a radio set to a particular station is called resonance.
संबंधित प्रश्न
Define the resonance phenomenon.
In the diagram below, A, B, C, D are four pendulums suspended from the same elastic string PQ. The lengths of A and C are equal to each other, while the length of pendulum B is smaller than that of D. Pendulum A is set into a mode of vibrations.
- Name the type of vibrations taking place in pendulums B and D.
- What is the state of pendulum C?
- State the reason for the type of vibrations in pendulums B and C.
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.
Differentiate between the forced and resonant vibrations.
In following figure shows two tuning forks A and B of the same frequency mounted on two separate sound boxes with their open ends facing each other. The fork A is set into vibration.
- Describe your observation.
- State the principle illustrated by this experiment.
Differentiate between the following:
Free and forced vibrations.
What do you mean by resonance? When does resonance occur?
Explain why are soldiers asked to walk out of step while crossing bridges?
