Physics, 10.10.2019 20:40 leannaadrian
Two boxes are on opposite ends of a plank that is 3.0 m long. the plank is supported in the middle by a fulcrum. the box on the left has a mass, m1, of 25 kg. the box on the right has a mass, m2, of 15 kg. use the formulas below to determine how far the fulcrum must be positioned from the right side of the plank in order to balance the masses horizontally. (hint: g=9.8m/s2
Answers: 3
Physics, 22.06.2019 04:00, binodkharal2048
Which configuration would produce an electric current? a) rotate a coil of copper wire between two magnets. b) connect a wire between a copper and zinc strip sitting in a beaker of water. c) connect a wire to the (+) positive end of a battery and the other end to a light bulb. d) connect a wire to the negative end of a battery and the other end to a light bulb.
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Physics, 22.06.2019 11:30, joThompson
4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.
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Physics, 23.06.2019 02:40, ayoismeisalex
When doing scientific research ,the sources used should be ?
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Two boxes are on opposite ends of a plank that is 3.0 m long. the plank is supported in the middle b...
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