Physics, 07.07.2020 01:01 landonp101
In a rotating space station that is producing artificial gravity, the normal force on an astronaut in contact with the surface of the station is equal to which of the following?A) the astronauts apparent weight
B) the centripetal force acting on the astronaut
C) both of these
Answers: 2
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Select all of the following that are equal to an impulse of 20 unitsa) force= 5, time= 5.5b) force= 25, time= 0.8c) force= 0.1, time= 200d) force= 10, time= 2(its b, c, and d)(also in order to find answer they have to add to get the unit)ex= 25x.8=20 or .1x200=20
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Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?
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Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?
Answers: 1
In a rotating space station that is producing artificial gravity, the normal force on an astronaut i...
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