| Did you mean to convert | joule/second | to | horsepower [electric] horsepower [international] horsepower [metric] horsepower [water] |
How many joule/second in 1 horsepower [international]? The answer is 745.69987158227. We assume you are converting between joule/second and horsepower [international]. You can view more details on each measurement unit: joule/second or horsepower [international] The SI derived unit for power is the watt. 1 watt is equal to 1 joule/second, or 0.001341022089595 horsepower [international]. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between joules/second and horsepower. Type in your own numbers in the form to convert the units!
1 joule/second to horsepower [international] = 0.00134 horsepower [international]
10 joule/second to horsepower [international] = 0.01341 horsepower [international]
50 joule/second to horsepower [international] = 0.06705 horsepower [international]
100 joule/second to horsepower [international] = 0.1341 horsepower [international]
200 joule/second to horsepower [international] = 0.2682 horsepower [international]
500 joule/second to horsepower [international] = 0.67051 horsepower [international]
1000 joule/second to horsepower [international] = 1.34102 horsepower [international]
You can do the reverse unit conversion from horsepower [international] to joule/second, or enter any two units below:
The term horsepower was invented by the engineer James Watt in 1782. Mechanical horsepower is defined in this way:
1 hp = 33,000 ft·pound-force·min−1 = exactly 745.69987158227022 W
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