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  • 17-04-2024
  • Physics
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A small ball of mass m is dropped from a height h and hits the ground. A fraction η (η « 1) of its energy is converted into a sound pulse of duration dt. If the limit of human audibility is lo (W/m²), determine the possible values of h so that it is not possible to hear this sound from the point where the ball was released.

A small ball of mass m is dropped from a height h and hits the ground A fraction η η 1 of its energy is converted into a sound pulse of duration dt If the limit class=

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