I could also investigate the material of the coil, which is another factor affecting the strength of an electromagnet. I could investigate this, by placing different materials, like iron, copper, and steel inside the core of the electromagnet, I would keep current and the number of turns constant.
For other video games with this title, see E.T. the Extra-Terrestrial in video games. E.T. the Extra-Terrestrial (also referred to simply as E.T.) is a 1982 adventure video game developed and published by Atari, Inc. for the Atari 2600 video game console. It is based on the film of the same name, and was designed by Howard Scott Warshaw.
It was founded by William Coffin Coleman, who began selling gasoline pressure lamps in 1900 in Kingfisher, Oklahoma. He moved to Wichita, Kansas, in 1902. Coleman is currently owned by Jarden Corporation. In January 2005, Jarden acquired American Household, Inc, for approximately $845 million. The corporation owned the Coleman Company, and Sunbeam Products, Inc. Brands acquired as part of this acquisition included Coleman, First Alert, Sunbeam, Mr. Coffee, and Oster. For background, in March 1998, Sunbeam Corporation acquired The Coleman Company, Inc. and Coleman Powermate. In December 2002, Sunbeam Corporation filed Chapter 11 bankruptcy and canceled its common stock.