Physics, 25.09.2021 14:10 kaliyab191
Phương trình chuyển động của một chất điểm dọc theo trục Ox có dạng:x = 5 + 60t , x tính bằng mét (m), t đo bằng giờ (h).Chất điểm đó xuất phát từ điểm nào, chuyển động với vận tốc bằng bao nhiêu?
Answers: 1
Physics, 22.06.2019 12:40, FombafTejanjr7503
Estimate the schwarzschild radius (in kilometers) for a mini-black hole formed when a superadvanced civilization decides to punish you (unfairly) by squeezing you until you become so small that you disappear inside your own event horizon. (assume that the your weight is 50 kg)
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Physics, 22.06.2019 15:00, sswd
Steelhead trout migrate up stream to spawn. occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b. leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?
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Physics, 22.06.2019 21:30, katwright1124
Atoaster oven has a resistive heating element. the average rate at which it dissipates energy as thermal energy is 1.00 \(\rm kw\). in the united states, emf amplitude in household circuits is \(\mathcal e_{\max}\) = 170 \({\rm \; v}\) and the \(\rm ac\) oscillation rate is 60 \(\rm hz\). part a what is the root-mean-square current through the heating element?
Answers: 2
Phương trình chuyển động của một chất điểm dọc theo trục Ox có dạng:x = 5 + 60t , x tính bằng mét (m...
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