Physics, 27.07.2019 08:50 Jazmineboo5818
Aboat passes a fixed buoy at 9: 00 am heading due west at 3 m/h. another boat passes the same buoy at 10 am heading due north at 5 m/r. how fast is the distance between the boats changing at 11: 30 am?
Answers: 1
Physics, 22.06.2019 05:30
Aforklift raises a 1,020 n crate 3.50 m up to a shelf. how much work is done by the forklift on the crate? the forklift does j of work on the crate.
Answers: 2
Physics, 22.06.2019 11:00
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
Answers: 1
Physics, 22.06.2019 11:10
Consider an insulating crystal, made up of layers of atoms. what form would you expect the temperature dependence of the phonon heat capacity to approach at extremely low temperatures if the interlayer coupling is i)very strong (rigid coupling), and ii) very weak. explain.
Answers: 3
Aboat passes a fixed buoy at 9: 00 am heading due west at 3 m/h. another boat passes the same buoy a...
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