Physics, 22.07.2021 22:30 williamsa24mr238org
Một dao động điều hòa theo phương trình :x=4cos(10πt+π/4)(cm) Vào thời điểm t=0 vật đang ở đâu và di chuyển theo chiều nào?Vật tốc bằng bao nhiêu?
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Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec
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Automobile fuel efficiency is often measured in miles that the car can be driven per gallon of fuel (mpg). heavier cars tend to have lower fuel efficiencies (lower mpg ratings). which variable (weight or fuel efficiency) is most naturally considered the explanatory (predictor) variable in this context?
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Asap and show ! a 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.
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Một dao động điều hòa theo phương trình :x=4cos(10πt+π/4)(cm) Vào thời điểm t=0 vật đang ở đâu và di...
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