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Physics, 22.06.2019 18:30
Ben (55kg) is standing on very slippery ice when junior (25kg) bumps into him. junior was moving at a speed of 8 m/s before the collision and ben and junior embrace after the collision. find the speed of ben and junior as they move across the ice after the collision. give the answer in m/s. describe the work you did to get the answer.
Answers: 1
Physics, 23.06.2019 20:00
In which situation is maximum work considered to be done by a force? a. the angle between the force and displacement is 180°. b. the angle between the force and displacement is 90°. c. the angle between the force and displacement is 60°. d. the angle between the force and displacement is 45°. e. the angle between the force and displacement is 0°.
Answers: 2
Physics, 24.06.2019 01:00
Calculate the equilibrium number of vacancies per cubic meter for copper at 27°c and 1000°c, respectively. assume that the energy for vacancy formation is 0.9 ev/atom; the atomic weight and density (at both 27 and 1000 ° c) for copper are 63.5 g/mol and 8.4 g/cm3, respectively
Answers: 1
If another car is following you what is likely the best action you can take to avoid an animal that...
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