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EGEE 101 – Exam 2 Review Questions – Energy and Environmental Engineering – practice material

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This document covers review questions for EGEE 101 Exam 2, focusing on key energy and environmental engineering concepts such as energy systems, sustainability, power generation, and environmental impacts. It includes practice questions designed to reinforce understanding and prepare students for the exam. The material is useful for active revision and helps students test their knowledge of core topics likely to appear on the assessment.

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EGEE 101 – Exam 2 Review Questions – Energy and Environmental Engineering –
practice material


Oil and Natural Gas typically form in what environment? - ANS ✔✔marine life preserved at the
bottom of deep lakes



Hydrocarbons refer to which two elements? - ANS ✔✔hydrogen and carbon



Which of the fossil fuels are regional commodities with regional prices? - ANS ✔✔coal and natural gas



Coal is formed in what environment? - ANS ✔✔plants in a humid, swamp environment



Which fossil fuel contains ash? - ANS ✔✔coal



How many ranks of coal are there? - ANS ✔✔four



Which coal rank has the highest heating value? - ANS ✔✔anthracite



What two methods are used to mine coal? - ANS ✔✔deep mining and mountaintop removal



A proximate analysis shows that a certain lignite coal is 10% moisture, 30% volatiles, and 10% ash. What
is the % fixed carbon? - ANS ✔✔1 - .10 - .30 - .10 = 0.5 or 50% carbon



Which coal rank has the highest percentage of volatiles? - ANS ✔✔lignite



Convert a coal price of $90/ton to $/MMBtu - ANS ✔✔$3.46/MMBtu



90/26 = 3.46

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