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Physics, 26.01.2022 21:10, bsheepicornozj0gc
In an Earth reference frame, a star is 79 light-years away. How fast would you have to travel so that to you the distance would be only 40 light-years
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Answers: 2
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Physics, 22.06.2019 06:30, bluevibe
2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.
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Physics, 22.06.2019 13:50, Geo777
Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination. at the turning point, how far is the second student from the destination?
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In an Earth reference frame, a star is 79 light-years away. How fast would you have to travel so tha...
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