What is the IMA of the following pulley system?

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

If forces acting on an object are unbalanced. true or false

An electron is traveling with initial kinetic energy k in a uniform electric field. the electron comes to rest momentarily after traveling a distance d. (a) what is the magnitude of the electric field