EMGT 3113 Midterm Exam Questions With
Complete Solutions
Types of energy - CORRECT ANSWER✔✔-magnetic, kinetic, heat, light,
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gravitational potential, chemical, sound, electrical, elastic potential,
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nuclear
thermal energy - CORRECT ANSWER✔✔-Measured by the temperature
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of a mass
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Chemical energy - CORRECT ANSWER✔✔-Contained in chemical bonds
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of wood, coal, oil, and gas
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Nuclear Energy - CORRECT ANSWER✔✔-Contained in the nucleus
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Radiant energy - CORRECT ANSWER✔✔-In sunlight and radio waves
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Electrical Energy - CORRECT ANSWER✔✔-from generators or batteries
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Energy - CORRECT ANSWER✔✔-the ability to do work and is measured
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in units equivalent to work (Joule, ft-lb, n-m)
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, work - CORRECT ANSWER✔✔-Product of a force times the distance
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through which that force acts | | | |
Power - CORRECT ANSWER✔✔-the rate at which work is done or rate at
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which energy is used to do work
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1 hp - CORRECT ANSWER✔✔-746 W
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1 watt - CORRECT ANSWER✔✔-1 joule per second
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city of 1,000,000 people uses 1,000 MW of electricity - CORRECT
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ANSWER✔✔-True
Joule - CORRECT ANSWER✔✔-can be converted into BTU or barrels of
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oil, tons of coal, etc
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BTU - CORRECT ANSWER✔✔-The amount of energy needed to heat one
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pound of water one degree Fahrenheit
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Newton's First Law - CORRECT ANSWER✔✔-An object at rest stays at
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rest and an object in motion stays in motion with the same speed and in
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the same direction unless acted upon by an unbalanced force.
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Complete Solutions
Types of energy - CORRECT ANSWER✔✔-magnetic, kinetic, heat, light,
| | | | | | | | |
gravitational potential, chemical, sound, electrical, elastic potential,
| | | | | | |
nuclear
thermal energy - CORRECT ANSWER✔✔-Measured by the temperature
| | | | | | | |
of a mass
| |
Chemical energy - CORRECT ANSWER✔✔-Contained in chemical bonds
| | | | | | | |
of wood, coal, oil, and gas
| | | | |
Nuclear Energy - CORRECT ANSWER✔✔-Contained in the nucleus
| | | | | | |
Radiant energy - CORRECT ANSWER✔✔-In sunlight and radio waves
| | | | | | | |
Electrical Energy - CORRECT ANSWER✔✔-from generators or batteries
| | | | | | |
Energy - CORRECT ANSWER✔✔-the ability to do work and is measured
| | | | | | | | | | |
in units equivalent to work (Joule, ft-lb, n-m)
| | | | | | |
, work - CORRECT ANSWER✔✔-Product of a force times the distance
| | | | | | | | | |
through which that force acts | | | |
Power - CORRECT ANSWER✔✔-the rate at which work is done or rate at
| | | | | | | | | | | |
which energy is used to do work
| | | | | | |
1 hp - CORRECT ANSWER✔✔-746 W
| | | | |
1 watt - CORRECT ANSWER✔✔-1 joule per second
| | | | | | |
city of 1,000,000 people uses 1,000 MW of electricity - CORRECT
| | | | | | | | | | |
ANSWER✔✔-True
Joule - CORRECT ANSWER✔✔-can be converted into BTU or barrels of
| | | | | | | | | | |
oil, tons of coal, etc
| | | |
BTU - CORRECT ANSWER✔✔-The amount of energy needed to heat one
| | | | | | | | | |
pound of water one degree Fahrenheit
| | | | | |
Newton's First Law - CORRECT ANSWER✔✔-An object at rest stays at
| | | | | | | | | | |
rest and an object in motion stays in motion with the same speed and in
| | | | | | | | | | | | | |
the same direction unless acted upon by an unbalanced force.
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