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Unformatted text preview: Problem Set 6 Intro to Sustainable Energy 2.650/10.291/22.081 & Sustainable Energy 1.818/2.65/10.391/11.371/22.811/ESD.166 For each of the problems you work out provide a list of sources for any data you used, as well as your assumptions. Be sure to mark which course number you are registered for on your solution. You can turn in the homework online (via Stellar) or in class. Intro to SE Students : Pick any 2 of the 4 problems to solve. 1. It’s a common misconception that non-nuclear sources of energy do not release radiation. However, the presence of uranium and other radioactive materials within the Earth’s crust means that burning of coal releases some radiation into the biosphere. a. Find the mass of uranium liberated from the earth’s crust via the production of 1 GWye from coal. b. Find the activity (decay constant multiplied by number of atoms) corresponding to this mass of uranium. Recall that natural uranium consists of multiple isotopes....
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- Fall '10