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Physics, 22.06.2019 06:00
What will a positive and a negative charge do if they are separated from each other?
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Physics, 22.06.2019 10:30
Find the magnetic field a distance r from the center of a long wire that has radius a and carries a uniform current per unit area j in the positive z direction.
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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?
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A hockey puck has a mass of 0.107 kg and is at rest. A hockey player makes a shot, exerting a consta...
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