Physics, 18.02.2020 02:19 patrickwilson
2. (1 point) Two metal spheres with different radii are each hanging from insulating nylon threads. One of the spheres has a net negative charge, while the other has no net charge. If the spheres are close together but do not touch, they will: A. attract each other B. repel each other C. repel if the sphere with the larger radius is the one that is negatively charged D. repel if the sphere with the smaller radius is the one that is negatively charged E. exert no force on each other
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An object moves from the position +34m to the position -15m in 15 seconds. what is it's total displacement? what is it's average velocity?
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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.
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Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.
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2. (1 point) Two metal spheres with different radii are each hanging from insulating nylon threads....
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