EGEE 101 Final Exam Questions and Answers Graded A+
What is the form of energy contained in a dam called? - Answers Potential
A Btu is defined as the amount of energy required to raise the termperature of one lb of water by one
degree Celsius - Answers False
A calorie is defined as the amount of energy required to raise the termperature of one lb of water by
one degree Celsius - Answers False
As population increases, energy consumption increases - Answers True
In the past, decreasing fertility rates were associated with decreasing poverty levels - Answers True
Human development (health, nutrition, education, housing) and a high level of energy use are correlated
- we rarely see one without the other. - Answers True
What is energy? - Answers The capacity to do work
What is work? - Answers Force*displacement
A power plant produces 50 MJ of useful energy and 100 MJ of wasted heat. What is the Efficiency? -
Answers 33%
A power plant produces 50 MJ of useful energy and 200 MJ of wasted heat. What is the Efficiency? -
Answers 20%
What is the largest energy consumer at home? - Answers Space Heating
The process of two smaller nuclei combining into one larger nucleus - Answers Nuclear Fusion
The process of one larger nucleus dividing into two smaller nuclei - Answers Fission
Oil and Natural Gas typically form in what environment - Answers Marine life preserved at the bottom of
deep lakes
Which of the fossil fuels are regional commodities with regional prices? - Answers Coal and natural gas
which fossil fuel contains ash? - Answers coal
How many ranks of coal are there? - Answers 4
which coal rank has the highest heating value? - Answers anthracite
A proximate analysis shows that a certain lignite coal is 10% moisture, 30% volatiles, and 10% ash. What
is the % fixed carbon? - Answers 50%
Which is more expensive, $100/ton of coal or $3/MCF of natural gas? - Answers The coal
What is the form of energy contained in a dam called? - Answers Potential
A Btu is defined as the amount of energy required to raise the termperature of one lb of water by one
degree Celsius - Answers False
A calorie is defined as the amount of energy required to raise the termperature of one lb of water by
one degree Celsius - Answers False
As population increases, energy consumption increases - Answers True
In the past, decreasing fertility rates were associated with decreasing poverty levels - Answers True
Human development (health, nutrition, education, housing) and a high level of energy use are correlated
- we rarely see one without the other. - Answers True
What is energy? - Answers The capacity to do work
What is work? - Answers Force*displacement
A power plant produces 50 MJ of useful energy and 100 MJ of wasted heat. What is the Efficiency? -
Answers 33%
A power plant produces 50 MJ of useful energy and 200 MJ of wasted heat. What is the Efficiency? -
Answers 20%
What is the largest energy consumer at home? - Answers Space Heating
The process of two smaller nuclei combining into one larger nucleus - Answers Nuclear Fusion
The process of one larger nucleus dividing into two smaller nuclei - Answers Fission
Oil and Natural Gas typically form in what environment - Answers Marine life preserved at the bottom of
deep lakes
Which of the fossil fuels are regional commodities with regional prices? - Answers Coal and natural gas
which fossil fuel contains ash? - Answers coal
How many ranks of coal are there? - Answers 4
which coal rank has the highest heating value? - Answers anthracite
A proximate analysis shows that a certain lignite coal is 10% moisture, 30% volatiles, and 10% ash. What
is the % fixed carbon? - Answers 50%
Which is more expensive, $100/ton of coal or $3/MCF of natural gas? - Answers The coal
