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Physics, 22.06.2019 09:00
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
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Physics, 22.06.2019 13:00
Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?
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Physics, 22.06.2019 16:30
A14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.
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Mathematics, 27.01.2020 00:31
History, 27.01.2020 00:31
Mathematics, 27.01.2020 00:31
Physics, 27.01.2020 00:31
Chemistry, 27.01.2020 00:31
Chemistry, 27.01.2020 00:31
Chemistry, 27.01.2020 00:31
Mathematics, 27.01.2020 00:31
Mathematics, 27.01.2020 00:31
Mathematics, 27.01.2020 00:31