Physics, 06.11.2019 23:31 smrichardson0220
Two coupled boxcars are rolling along at 4.0m/swhen they collide with and couple to a third, stationary boxcar.
what is the final speed of the three coupled boxcars?
what fraction of the cars' initial kinetic energy is transformed into thermal energy?
Answers: 2
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Acube has a volume of 2011 cubic inches. what is the angle measure between a side of a cube and its interior diagonal?
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Ablock of mass 1.5 kg slides down an inclined plane that has an angle of 15. if the inclined plane has no friction and the block starts at a height of 3 m, how much kinetic energy does the block have when it reaches the bottom? acceleration due to gravity is g = 9.8 m/s2. a. 6.8 j b. 50.9 j c. 0 j d. 44.1 j
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Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy
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Two coupled boxcars are rolling along at 4.0m/swhen they collide with and couple to a third, station...
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