Question

An infalted balloon was pressed aganist a wall after ithas been rubbed with a piece of synthetic cloth it was found that the balloon stick to the wall what force might be responsible for the attraction the balloon and the wall

Answer 1

Friction as it is rubbing against the synthetic cloth with the electric charges turning negative the wall has + charge and the balloon after rubbing is - charge hence attracting to each other in this case the positively charged (wall) and the negatively charged (balloon after rubbing against the synthetic cloth)