Question

Donna stretched a spring to increase its length. Nearby in an electrical device, a positive charge attracted a negative charge. Which statement is true about the spring and the negative charge?

They both experienced contact forces.
They both experienced non-contact forces.
The spring experienced a contact force and the charge experienced a non-contact force.
The spring experienced a non-contact force and the charge experienced a contact force.

Answer 1

so i believe the correct answer is C)

Answer 2

The spring experienced a contact force and the charge experienced a non-contact force.

If she stopped pulling no contact spring released.

No contact between charge and - charge, not necessarily, at least.