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Physics, 21.06.2019 19:20
Describe the path of the electric current through a circuit?
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Physics, 21.06.2019 21:30
Apendulum has a mass of 1.5 kg and starts at a height of 0.4 m. if it is released from rest, how fast is it going when it reaches the lowest point of its path? acceleration due to gravity is g = 9.8 m/s2. a. 2.8 m/s b. 0 m/s c. 5.9 m/s d. 4.3 m/s
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Physics, 22.06.2019 03:50
Two polarizers are oriented at 70ββ to one another. unpolarized light falls on them. what fraction of the light intensity is transmitted?
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Physics, 22.06.2019 10:30
Carbon is allowed to diffuse through a steel plate 15 mm thick. the concentrations of carbon at the two faces are 0.65 and 0.30 kg c/m^3 fe, which are maintained constant. if the preexponential and activation energy are 6.2 x 10-7 m2 /s and 80,000 j/mol, respectively, compute the temperature at which the diffusion flux is 1.43 x 10^-9 kg/m^2 -s.
Answers: 3
Ravi uses a pulley system to lift a 79 N weight by 9.0m. If he pulls his end of the rope a distance...
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