T.1. (6 points) Explain the concept of static equilibrium and why we use free-body diagrams
T.2. (6 points) Identify the following as vectors or scalars.
Vector Scalar
Vector Scalar
Vector Scalar
Time
.
.
Mass
.
.
Position
.
.
Force
.
.
Length
.
Density
.
T.3. (4 points) Complete the following statement: The
vector locates
a point in space relative to another point while the
vector represents the
spatial direction."
T.4. (6 points) What is the definition of a concurrent force system? Sketch an example of a concurrent system of forces in 2D and another in 3D