Category: CBSE

Central Board of secondary education

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Srushti

If Tansen’s singing could break window panes or glass glasses, it would be due to resonance. The sound waves from his voice would match the natural frequency of the glass, causing it to vibrate intensely. This amplification of vibrations could ...

Srushti

We listen to programs of different stations by turning the knob of the radio due to resonance. Tuning adjusts the radio’s circuit to resonate at the frequency of the desired station’s signal. This resonance allows the radio to pick up ...

Srushti

When soldiers march in step on a bridge, their synchronized steps can match the bridge’s natural frequency, leading to resonance. This resonance can amplify the vibrations and potentially cause structural failure. Therefore, soldiers are instructed not to march in step ...

Prasant

The characteristic of sound that determines whether it is thick (grave) or thin (shrill) is pitch. Pitch is related to the frequency of the sound wave, with lower frequencies producing a thick or grave sound and higher frequencies producing a ...