GENERAL KNOWLEDGE

Detailed explanation-1: -While repairing a model Newcomen steam engine in 1764, Watt was impressed by its waste of steam. In May 1765, after wrestling with the problem of improving it, he suddenly came upon a solution-the separate condenser, his first and greatest invention.

Detailed explanation-2: -Whilst best known for his improvements to the steam engine, Watt was a man of many other talents – scientific instrument maker, civil engineer, chemist, inventor and member of the renowned Lunar Society.

Detailed explanation-3: -Steam engines were the first successful engines invented and were the driving force behind the industrial revolution. They have been used to power the first trains, ships, factories, and even cars.