Forces Flashcards
1
Q
What is the limit of proportionality?
A
It is the point when the force applied stops being proportional to the extension
2
Q
What does a change in gradient of a graph of force on the y axis and extension on the x axis show?
A
The limit of proportionality
3
Q
How do you find out how much energy is used to stretch a spring from a graph of force on y axis and extension on x axis?
A
Find the area under the graph
4
Q
What is the symbol for final velocity, initial velocity and acceleration?
A
final - v
initial - u
acceleration - a
5
Q
What is stopping distance equal to?
A
Stopping distance = thinking distance + braking distance
