Question

who invented steam engine? What is its use

Answer 1

While the Spaniard first patented a steam-operated machine for use in mining, an Englishman is usually credited with inventing the first steam engine. In 1698, Thomas Savery, an engineer and inventor, patented a machine that could effectively draw water from flooded mines using steam pressure.

Answer 2

Thomas savery invented steam engine. it's used in train to let it move. which produce steam now these are replaced from electric engine.