Physics, 12.09.2021 17:00 JadedylaneH6980
Cho vật A nhiễm điện âm tiếp xúc với vật b đang trung hòa về điện hỏi sau đó vật A B nhiễm điện gì giải thích biết hai vật A B hoàn toàn giống nhau hỏi số electron trên vâtj B tăng hay giảm xuống
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How would you place two electrons on a sphere of radius r so that the electrostatic potential energy is minimized. how would you place three electrons to solve the same problem.
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A-of 75 cm by cm by 17.5 cm up. of is 2 kg a , in ,if it is in , kg/?
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The force acting on a beam was measured under the same operating conditions and a sample of 5 data points was collected. this process was repeated by 3 observers. the pooled standard deviations of these 3 data sets was 1.21. determine the true mean force using all pooled data (with a 95% probability). the result should look like this: true mean = mean +/- margin of error
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Karen is running forward at a speed of 9 m/s. she tosses her sweaty headband backward at a speed of 20 m/s. the speed of the headband, to the nearest whole number relative to a stationary observer watching karen
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Cho vật A nhiễm điện âm tiếp xúc với vật b đang trung hòa về điện hỏi sau đó vật A B nhiễm điện gì g...
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