Physics, 03.03.2021 20:20, greenhappypiggies
1. A coal-burning plant station provides the energy needs of a certain community which has an average power requirement of 670 MW. The power station has an overall efficiency of 35%. The specific energy of coal is 28x10^6 jxkg^-1. Calculate the mass of coal burned every second. Report your answer in kg with 2 sig figs.
Answers: 2
Physics, 23.06.2019 02:30, kordejah348
Acircular ring of charge with radius b has total charge q uniformly distributed around it. what is the magnitude of the electric field at the center of the ring? 0 keq/b2 keq2/b2 keq2/b none of these answers
Answers: 3
Physics, 23.06.2019 21:30, damianfrasieanu5387
(a) calculate the activation energy, qv, for vacancy formation in silver, given that the equilibrium number of vacancies at 1073k is 3.6 x 1023 m-3. the atomic weight and density (at 1073k) of for silver are, respectively, 107.9 g/mol and 9.5 g/cm3.
Answers: 2
1. A coal-burning plant station provides the energy needs of a certain
community which has an avera...
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