Are You a Machine Design Master?

What unit of measure is strain?
Area
Volume
Length / distance
Force over area
Systolic over Diastolic

What unit of measure is stress?
Force
Volume
Elasticity
Force over area
Systolic over diastolic

How are velocity and acceleration related to each other?
Velocity is the speed an object is moving horizontally. Acceleration is the speed an object is moving vertically.
Velocity is the instantaneous speed of an object. Acceleration is the rate of change of the velocity of an object.
Acceleration is velocity’s uncle

According to goodcall.com, the average annual salary for a person with a master’s degree in Mechanical Engineering is how much more than a person with a bachelor’s degree in Mechanical Engineering?
None
$1,000
$10,000
Over $15,000

Why would an engineer select aluminum instead of steel for the material to be used in a moving robotic arm assembly?
Aluminum has a better strength to weight ratio
Aluminum has better fatigue resistance than steel
Aluminum does not corrode
Aluminum has a smoother finish

When designing formed sheet metal, the designer must calculate the bend allowance to specify the correct size flat blank prior to bending. The flat blank dimensions will be:
Smaller than the summed dimensions of the part
Larger than the summed dimensions of the part
Same as the finished part
None of the above

If the tolerance on a 5.000” dimension is +/- 0.005”, which of the following dimensions would NOT be within the acceptable range?
5.001”
4.950”
5.005”
4.995”
All of the above