A 4 hp lawnmower engine moves with a force of 1,492 N over a distance of 100.0 m. How much time did this requi
EDWIN C asked:
A 4 hp lawnmower engine moves with a force of 1,492 N over a distance of 100.0 m. How much time did this require?
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A 4 hp lawnmower engine moves with a force of 1,492 N over a distance of 100.0 m. How much time did this require?
November 20th, 2009 at 3:53 pm
1 hp = 1 horsepower = 745.7 watts = 745.7 j/s
4 hp = 2982.8 j/s
1492N*100.0m = 149200j
149200j/ (745.7 j/s) = 200.1s = 3.33 min Hahaha