Physics, 13.01.2020 20:31 dontcareanyonemo
Aloudspeaker produces a musical sound by means of the oscillation of a diaphragm whose amplitude is limited to 1.9 μm.
(a) at what frequency is the magnitude a of the diaphragm's acceleration equal to g?
Answers: 1
Physics, 21.06.2019 15:10
On a cold day, when the air temperature is 0°c, you empty your lungs and take a deep breath, filling your lungs with 4.2 l of air. if you hold your breath until the temperature of the air in your lungs reaches 37°c, what is the volume of the air in your lungs at that point, assuming the pressure does not change?
Answers: 1
Physics, 21.06.2019 16:30
Calculate the kinetic energy of earth due to its spinning about its axis. krot = j compare your answer with the kinetic energy of the orbital motion of earth's center of mass about the sun. assume earth to be a homogeneous sphere of mass 6.00 1024 kg and radius 6.40 106 m. the radius of earth's orbit is 1.50 1011 m.
Answers: 2
Physics, 21.06.2019 19:30
Can somebody explain to me how newton's 3rd law relates to momentum? ~ap physics 1
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Physics, 21.06.2019 22:30
Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.
Answers: 1
Aloudspeaker produces a musical sound by means of the oscillation of a diaphragm whose amplitude is...
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