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CHAPTER 9 MECHANICAL ENGINEERING QUESTIONS AND VERIFIED ANSWERS|100% CORRECT|GRADE A+
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CHAPTER 9 MECHANICAL ENGINEERING QUESTIONS AND VERIFIED ANSWERS|100% CORRECT|GRADE A+
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CHAPTER 9 MECHANICALENGINEERING QUESTIONS AND
VERIFIED ANSWERS|100%
CORRECT|GRADE A+
True/False-Mechanical engineers are the ones that build highway and transportation systems - ANSWER
false
True/False-Mechanical engineers are involved in creating alternate energy sources - ANSWER true
True/False-More than one-third of all engineering jobs are found in the manufacturing industry -
ANSWER true
True/False-Mechanics is a branch of physics that is dedicated to the study of vehicles - ANSWER false
True/False-Newton's first law states that momentum is the product of mass and velocity - ANSWER false
True/False-The eqation for momentum is F = ma - ANSWER true
True/False-Statics is the study of how forces affect moving objects - ANSWER false
True/False-Energy can be created or destroyed - ANSWER false
True/False-Absolute zero is considered the lowest possible temperature - ANSWER true
True/False-Heat pumps can heat and cool a home - ANSWER true
True/False- Nuclear power plants generate a large percentage of the electricity in Europe - ANSWER true
True/False-Natural gas and petroleum power plants are diffrent from coal plants - ANSWER True
, True/False-Engineers don't need to know about the properties of materials - ANSWER false
True/False-Hydraulic systems are very clean - ANSWER false
What are three systems that mechanical engineers focus on? - ANSWER Energy systems
Mechanical systems
Manufacturing systems
What are some Alternative energy systems? - ANSWER wind turbines, systems that generate power from
ocean tides, and the design of a new kind of service station that will exchange batteries for totally
electric vehicles.
What does HVAC stand for? - ANSWER Heating, Ventilation, and Air Conditioning
List the terms that describe interactions between bodies? - ANSWER
Space,Force,Momentum,Mass,Energy,Time
What are statistics and dynamics? - ANSWER Statics-the study of how forces affect non-moving objects
Dynamics-the study of how forces affect moving objects
What is Thermodynamics? - ANSWER The study of the transformation of energy and how it relates to
temperature, pressure, and volume.
What is the first law of thermodynamics? - ANSWER Energy can neither be created nor destroyed
What generates a large percentage of the electricity in Europe? - ANSWER Nuclear power plants
List the ways a turbine can get powered - ANSWER water, steam, or combustion gases
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