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.
1 Zeng Jinlian: 8 foot 1Â¾ inches. Zeng Jinlian only lived for 17 short years, but grew to the astonishing height of 8 foot 1Â¾. She is only one of 17 verified people to stand over eight foot tall and is the only woman on that short list. She also broke the existing records for the tallest 17 year old ever.