In which situation are unbalanced forces acting on an object?

Question

1. Two people stand on opposite sides of a large tire. Both people pull the tire with equal force.

2. Two people stand on the same side of a large tire. One person pushes the tire and the other pulls the tire with equal force.

3. Two people stand on opposite sides of a large tire. Both people push the tire with equal force.

4. Two people stand on the same side of a large tire. Both people pull the tire will equal force.

Answer 1

The situation where unbalanced forces are acting on an object is option 2. Two people stand on the same side of a large tire. One person pushes the tire, and the other pulls the tire with equal force.