Physics, 30.11.2019 04:31 kadinmorgan
When sound waves strike the eardrum, this membrane vibrates with the same frequency as the sound. the highest pitch that typical humans can hear has a period of 50.0 μs. what are the frequency and angular frequency of the vibrating eardrum for this sound?
Answers: 2
Physics, 22.06.2019 11:30, glizbethh00
Madison pushes with a 210-n horizontal force on a 24-kg crate of coffee resting on a warehouse floor. the force of friction on the crate is 74 n. what is the acceleration?
Answers: 1
Physics, 22.06.2019 12:30, lanaasad7733
An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg. how much energy e must be supplied to the device? express your answer in joules.
Answers: 1
When sound waves strike the eardrum, this membrane vibrates with the same frequency as the sound. th...
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