At the airport, you pull a 21.9-kg suitcase across the floor with a strap that is at an angle of 46.1° above the horizontal. Calculate the normal force in the strap, given that the suitcase moves with constant speed and that the coefficient of kinetic friction between the suitcase and the floor...
[b]1.
Your friend's 10.9-g graduation tassel hangs on a string from his rear-view mirror. When he accelerates from a stop light, the tassel deflects backward toward the rear of the car. If the tassel hangs at an angle of 5.60° relative to the vertical, what is the acceleration of the car...