Ορισμός και Σημασία του "horsepower"

Horsepower is a unit of power used to measure the rate at which work is done.

The term " horsepower " originated in the 18th century when James Watt measured the power of steam engines by comparing them to the work done by horses.

One mechanical horsepower is equivalent to 550 foot-pounds per second, or approximately 745.7 watts.