Force Unit Equations Flashcards
What is the equation for weight
Mass X gravitational field strength
What is the equation for acceleration
Change in velocity
————————-
Time taken
What is the equation for momentum
Mass x velocity
What is the equation for density
Mass
——-
Volume
What is the equation for distance travelled
Speed x time
What is the equation for resultant force
Mass x acceleration
What is the equation for pressure
Force
——-
Area
What is the equation for moment of a force
Force x distance (normal to direction of force)
What is the equation for change in velocity
Velocity - initial velocity
What is the equation for force applied to a spring
Spring constant x extension
What are the units for weight
Kg
What are the units for acceleration
m/s squared
What are the units for momentum
Kg m/s
What are the units for density
g/cm cubed
What are the units for pressure
Pascals (Pa)
What are the units for a moment of a force
Nm
What are the units for change in velocity
M/s
What is the equation for force using change in momentum
Change in momentum
or
mass x change in velocity
———————————
Time
What are the units for area
m squared
What is spring constant measured in
N/m
