Physics, 12.12.2021 14:00 maevemboucher78
Một ô tô chuyển động trong 5h trong 2h đầu ô tô có tốc độ trung bình là 75km/h trong thời gian còn lại với tốc độ trung bình 50km/h tốc độ trung bình trong suốt thời gian chuyển động là?
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Abeverage can is made of 3004-h19 aluminum alloy (elastic modulus 69 gpa, tensile yield strength 285 mpa, density 2.72 g/cm^3). the dimensions on the can are approximated as a thin-walled cylinder with a height of 4.83 inches, diameter of 2.60 inches. empty the can has a mass of 14.2 g. determine: a. the wall thickness of the cylinder b. assuming a pinned-pinned condition what is the critical load? c. assuming a fixed-fixed condition what is the critical load?
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Một ô tô chuyển động trong 5h trong 2h đầu ô tô có tốc độ trung bình là 75km/h trong thời gian còn l...
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