Future space stations and spacecraft may create "artificial gravity" by rotating. Consider a cylindrical space station with a radius of 894 m that rotates about its central axis. The inside surface of the cylinder is the floor of the space station upon which the astronauts live and work. What period (in s) of rotation is necessary for a 70 kg astronaut to have the same weight as she has on Earth?
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Physics, 22.06.2019 05:30
Blank liquids and gases exert a buoyant force on objects placed in them
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Physics, 22.06.2019 10:30
Aparticle moves in the xy plane with constant acceleration. at time zero, the particle is at x = 6 m, y = 8.5 m, and has velocity ~vo = (9 m/s) ΛΔ± + (β2.5 m/s) ΛοΎ . the acceleration is given by ~a = (4.5 m/s 2 ) ΛΔ± + (3 m/s 2 ) ΛοΎ . what is the x component of velocity after 3.5 s? answer in units of m/s.
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Physics, 22.06.2019 11:10
Consider an insulating crystal, made up of layers of atoms. what form would you expect the temperature dependence of the phonon heat capacity to approach at extremely low temperatures if the interlayer coupling is i)very strong (rigid coupling), and ii) very weak. explain.
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Physics, 22.06.2019 11:30
(1 point) match the differential equations and their vector valued function solutions. you may wish to multiply at least one solution out fully, to make sure that you know how to do it. you can get the other answers quickly by process of elimination and just multiply out one row element.
Answers: 2
Future space stations and spacecraft may create "artificial gravity" by rotating. Consider a cylindr...
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