A spring exerts a $14$ NN force after being stretched by $1\mathrm{.}0$ cmcm from its equilibrium length.

Part A

By how much will the spring force increase if the spring is stretched from $4\mathrm{.}0$ cmcm away from equilibrium to $7\mathrm{.}0$ cmcm from equilibrium?

Express your answer in newtons.

Activate to select the appropriates template from the following choices. Operate up and down arrow for selection and press enter to choose the input value typeActivate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type

$$F$$F $=$

nothing

NN