Description : Why engine power is measured in horsepower (HP) ?
Last Answer : James Watt compared engine output with that of work done by a horse. WD by horse = 746W.
Last Answer : The horsepower of steam locomotives is up to 1500.
Last Answer : For diesel locomotives the range of horsepower is 1500 to 2500.
Last Answer : Most of the fractional horsepower motors have either plain or sleeve bearings.