A 20.0-N box rests on a 50.0-N box on a perfectly smooth horizontal floor.When a horizontal 15.0-N pull to the right is exerted on the lower box (see figure),both boxes move together.Find the magnitude and direction of the net external force on the upper box.

Question

Quizplus · Accepted Answer

The Answer of A 20.0-N box rests on a 50.0-N box on a perfectly smooth horizontal floor.When a horizontal 15.0-N pull to the right is exerted on the lower box (see figure),both boxes move together.Find the magnitude and direction of the net external force on the upper box.

A 200-N Box Rests on a 50