Answer:
James Watt played an important role in the Industrial Revolution by making steam engines a reliable power source.
Step-by-step explanation:
James Watt was a Scottish inventor and mechanical engineer whose further development of Thomas Newcomen's steam engine was one of the basic prerequisites for the industrial revolution.
With the help of a separate capacitor the steam could be utilized more efficiently. It was important to use steam engines in the factories. Soon, Watts machine was used to pump water out of pits, it operated machines in the cotton mills, and eventually it was also used to power ships. Watt further improved the steam engine when he invented the piston steam engine, and it was he who first introduced the concept of horsepower. In addition, he made the world's first copier.