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avatar+1112 

it takes a boy 1 hour to mow the front lawn on Saturday morning. The following week he does the same lawn in 0.5 hours. Since he is mowing the same distance, the work is the same. Did the boy use the same amount of power the second time?

 Feb 21, 2019
 #1
avatar+5226 
+2

work is constant

 

time is halved

 

power is doubled

 Feb 21, 2019
 #2
avatar+362 
-3

In this case His pacing or power has doubled when assuming he is complelting the work at a constant pace.

 Feb 21, 2019

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