Physics, 12.08.2021 09:50 DCURLS3518
một quả cầu kim loại bán kính 50cm đặt trong chân không tích điện Q = 5*10^-6, tính điện thế tại tâm của quả câu
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An input force of 7 n is applied to a machine with a mechanical advantage of 1.75. what is the maximum the machine could lift? 12.25 n7n7.25 n26.2 n
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A17,250 kg rocket is pushed with a thrust of 6,450,284 n. what is the acceleration of the rocket?
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Assume that a person skiing high in the mountains at an altitude of h = 15100 ft takes in the same volume of air with each breath as she does while walking at sea level. determine the ratio of the mass of oxygen inhaled for each breath at this high altitude compared to that at sea level. assume that the air composition (i.e. % of air that is oxygen) is the same at sea level as it is at 15100 ft.
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A20 cm long spring is attached to a wall. the spring stretches to a length of 22 cm when you pull on it with a force of 100 n. what is the spring constant
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một quả cầu kim loại bán kính 50cm đặt trong chân không tích điện Q = 5*10^-6, tính điện thế tại tâm...
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