A flywheel is a rotating mechanical device that is used to store rotational energy. Flywheels have an inertia called the moment of inertia and thus resist changes in rotational speed. The amount of energy stored in a flywheel is proportional to the square of its rotational speed.
Nevertheless, she was the tallest person in the world at the time. Yao Defen is considered the tallest living woman who was born in July 15, 1972 in Shucheng China . Yao measured 2.33 m (7 ft 8 in). Her gigantism is due to a tumor in her pituitary gland. The story of this woman giant began to spread rapidly after she went to see a doctor at the age of fifteen years for an illness.
The 47-year-old woman from Sacramento, Calif., tells HuffPost Weird News that she has accepted the title as World's Heaviest Woman so that she can come to terms with the fact that she currently tips the scales at 643 pounds. Potter's amazing story will be featured in the 2012 Guinness World Records, which will be released Sept. 15. The new book will feature a section on Extreme Beauty.. In the past few weeks, two other large ladies -- Susanne Eman and Donna Simpson -- have been said to be vying for the heaviest woman title.