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EGEE 101 PSU - Q02 Exam 2025 Questions and Answers

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EGEE 101 PSU - Q02 Exam 2025 Questions and Answers

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EGEE 101 PSU - Q02 Exam 2025
Questions and Answers

In the last 5 years there has been a rapid change in the contribution of energy sources to

the US energy mix. The fuel that has lost the most market share is [answer] and the bulk

of the replacement was by [answer]. - ....ANSWER ...-coal;


natural gas

There are a couple of "new" coal-fired electricity generation technologies that are much

cleaner and more CO2 sequestration ready than current plants. One is oxy-fuel

combustion and the other is - ....ANSWER ...-gasification


Why did we use large amounts of fossil fuel and nuclear derived electricity when

renewable energy was available? - ....ANSWER ...-it was much cheaper


Place these in the correct order


[steam power plant cycle diagram] - ....ANSWER ...-highest efficiency- ultra

supercritical steam cycle

high efficiency- supercritical steam cycle

lower efficiency- steam cycle


Why are power plants often on river banks or the edge of lakes? - ....ANSWER ...-

for a large supply of cooling water is needed




…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1

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