Forces and elasticity Flashcards
1
Q
What makes an object elastic?
A
If it returns to its original shape when the forces deforming it are removed.
2
Q
How do you work out extension?
A
Extension equals length at stage minus original length.
3
Q
What is hooks law?
A
The extension of the spring is directly proportional to the force applied, as long as it’s limit of the proportionality is not exceeded.
4
Q
What is hooks law as an equation?
A
Force apllied = spring constantn/m x entension metres
