Are the objects described here in static equilibrium, dynamic equilibrium, or not in equilibrium...
Are the objects described here in static equilibrium, dynamic equilibrium, or not in equilibrium at all? ( Explain how the answers are correct ) A) A 200 pound barbell is held over your head. (static equilibrium) B) A girder is lifted at constant speed by a crane. ( Dynamic equilibrium) C) A girder is being lowered into place. It is slowing down. (not in equilibrium) D) A jet plane has reached its cruising speed and altitude. (Dynamic equilibrium) E) A...