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Compare the density of the medium at the compression and at the rarefaction during the propagation of sound in the medium.
What is the audible range of frequency for human ear?
What is the range of hearing for children under the age of five?
Which of the following frequencies is beyond the human hearing range?
Why do we hear the sound produced by the humming bees while the sound of vibrations of pendulum is not heard?
A student performs an experiment using the setup as shown. The tin can is cut open from its bottom and a rubber sheet is stretched to cover it. A small mirror is glued to the rubber sheet. What would happen to the circular spot of light on the wall when the student speaks into the open end of the tin can?
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