7. As shown in the figure below, an object with a weight of 30 N is placed on a slope with a tilt angle of 0=30°. If the
Posted: Wed May 18, 2022 6:33 am
7. As shown in the figure below, an object with a weight of 30 N is placed on a slope with a tilt angle of 0=30°. If the object is lifted by a vertical upward force of F=5 N and the object remains stationary, find the friction force before and after the 5N force is applied. F -M m 30°