1.

Why do we hear the sound produced by humming bees while the sound of vibrationsof pendulum is not heard?

Answer»

It is because thesound producedby the pendulum is of much lower frequency than that ofbee. thesound producedbybee'swing is continous where as thesoundproducer by the pendulum is just once or twice . thus thesoundfrom the pendulum by the timewe hear, vanishes in the air



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