Physics, 16.02.2020 06:14 dreamer197
How much energy is needed to melt 0.225 kg of lead note that the initial tempreture of the lead immediately after it has melted is 27.3 degree celicius
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An initially unpolarized light if intensity 500 w/m^2 passes through four polarizers. the transmission axis between adjacent polarizers is 45∘. what percentage of the initial intensity is transmitted by the system?
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Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)
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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.
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Physics, 22.06.2019 15:30
Aforce of 100 newtons is used to move an object a distance of 15 meters with a power of 50 watts. find the work dine and the time it takes to do the work
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How much energy is needed to melt 0.225 kg of lead note that the initial tempreture of the lead imme...
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