The dynamo, the transformer, and the direct-current motor used to drive battery-powered machines today were all invented in a single year by one man.

The year was 1831 and the man was a 39-year-old British scientist, Michael Faraday (1791-1867).

A hat trick refers to three consecutive successes in a game or another endeavor; for example, taking three wickets with three successive deliveries by a bowler in a game of cricket, three goals or points won by a player in a game of soccer, ice hockey, etc.; therefore, sometimes, a threefold feat or success in some other activity including this example of three-electrical achievements all of which were accomplished in one year.