Physics, 23.07.2019 13:00 Sruyle51230
What type of device uses an electromagnet to convert electrical energy into mechanical energy?
Answers: 1
Physics, 21.06.2019 20:30
If forces acting on an object are unbalanced, which factors may result fron an unbalanced force? check all that apply
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Physics, 22.06.2019 05:30
James is trying to prove newton's 2nd law of motion. he tries to move four different objects with different masses, shapes, and sizes from point a to point b. the objects are a toy car, a car, a refrigerator, and a kitchen table. after some experimentation, he finds that force is dependent on the mass of the object, rather than it's size or shape. the object that takes the most force to move is the
Answers: 1
Physics, 22.06.2019 15:30
At 20โc, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12ร10โ6 kโ1 and23ร10โ6 kโ1 respectively.
Answers: 1
What type of device uses an electromagnet to convert electrical energy into mechanical energy?...
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