MECHANICAL ENGINEERING STUDY GUIDE #2
Mechanical engineering is one of the largest and broadest engineering fields, second
only to _________ in number of engineers employed. - correct answer electrical
Which of the following is not a fluid?
Liquid, iron, gas, or two-phase flows - correct answer iron
"HVAC" stands for: - correct answer Heating Ventilation and Air Conditioning
Gears are wheels with teeth designed to make ______. - correct answer work easier
Two touching gears will always turn in the same direction. - correct answer False
The gear ratio (qualitatively, quantitatively) describes the effectiveness of a series of
gears. - correct answer quantitatively
In mechanical configuration, the higher the gear ratio, the _______ the speed. - correct
answer faster
The gear attached to the motor is the _____ gear. - correct answer primary
What are the 3 different characteristics of a gear which can help you solve for gear
ratio? ALPH order - correct answer Diameter, number of gears, and velocity
What are the two main divisions of mechanical engineering? - correct answer Design
and control and thermal science
Which division of mechanical engineering is most common? - correct answer Design
and control
What is the gear ratio when the primary gear has 16 teeth and the secondary has 24? -
correct answer 2/3
This machine changes the direction of energy. - correct answer pulley
This machine provides leverage. - correct answer lever
This machine increases the distance the load must be moved, while decreasing the
force necessary to move the load. - correct answer inclined plane/wedge
This machine changes the center of gravity. - correct answer wheel and axle
Mechanical engineering is one of the largest and broadest engineering fields, second
only to _________ in number of engineers employed. - correct answer electrical
Which of the following is not a fluid?
Liquid, iron, gas, or two-phase flows - correct answer iron
"HVAC" stands for: - correct answer Heating Ventilation and Air Conditioning
Gears are wheels with teeth designed to make ______. - correct answer work easier
Two touching gears will always turn in the same direction. - correct answer False
The gear ratio (qualitatively, quantitatively) describes the effectiveness of a series of
gears. - correct answer quantitatively
In mechanical configuration, the higher the gear ratio, the _______ the speed. - correct
answer faster
The gear attached to the motor is the _____ gear. - correct answer primary
What are the 3 different characteristics of a gear which can help you solve for gear
ratio? ALPH order - correct answer Diameter, number of gears, and velocity
What are the two main divisions of mechanical engineering? - correct answer Design
and control and thermal science
Which division of mechanical engineering is most common? - correct answer Design
and control
What is the gear ratio when the primary gear has 16 teeth and the secondary has 24? -
correct answer 2/3
This machine changes the direction of energy. - correct answer pulley
This machine provides leverage. - correct answer lever
This machine increases the distance the load must be moved, while decreasing the
force necessary to move the load. - correct answer inclined plane/wedge
This machine changes the center of gravity. - correct answer wheel and axle
