[Solved] Five objects of mass m move at velocity at a distance r from an axis of rotation perpendicular to the page through point A, as shown below. The one that has zero angular momentum about that axis is: Catheter With Sterile Solution: A medical device, often a tube, used to deliver or remove fluids from the body, which is used with a sterile solution to prevent infection. Microscopic Analysis: The examination of small objects or samples using a microscope to identify structures and materials not visible with the naked eye. Urinary Tract Infections: Infections that occur in any part of the urinary system, including the bladder, kidneys, ureters, and urethra, often caused by bacteria. Void: In medical terminology, to empty or evacuate waste material, especially urine, from the body.