Physics, 02.04.2020 22:35 AnActualTrashcan
A 80 kg pilot flies a plane in a loop. At the top of the loop, where the plane is completely upside-down the pilot feels no forces from the seat or the seat belts. (The pilot is “weightless.”) If the plane’s speed is 150 m/s, what is the radius of the loop?
Answers: 3
Physics, 21.06.2019 22:30
During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?
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Physics, 22.06.2019 11:00
Consider a system to be two train cars traveling toward each other. what is the total momentum of the system before the train cars collide? kg • what must the total momentum of the system be after the train cars collide? kg •
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Physics, 22.06.2019 13:10
A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgk) and water is cw = 4190 j/(kgk)
Answers: 3
A 80 kg pilot flies a plane in a loop. At the top of the loop, where the plane is completely upside-...
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