Lauren pulls her 18 kg suitcase at a constant speed by pulling on a handle that makes an angle of θ with the horizontal. The frictional force on the suitcase is 27 N and Lauren exerts a 43 N orce on the handle. a) What angle does the handle make with the horizontal? b) What is the normal force exerted on the suitcase?

Lauren pulls her 18 kg suitcase at a constant speed by pulling on a handle that makes an angle of θ with the horizontal. The frictional force on the suitcase is 27 N and Lauren exerts a 43 N orce on the handle. a) What angle does the handle make with the horizontal? b) What is the normal force exerted on the suitcase?