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posted by jim on Tuesday, November 8, 2011 at 11:57pm.
If an automobile engine delivers 46.0 hp of power, how much time will it take for the engine to do 5.30 x 10^5 J of work?
46 hp = 46*746 = 34,316 Watts Time = Work/Power = 5.3*10^5/3.432*10^4 = 15.4 seconds
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