1. Mar 27, 2008 #1

   MoreZitiPlease

   

   If I lift an objct that weighs 1kg a distance of 1.5 meters in 2.5 seconds, what is my work and power done?
   
   Can you show me how you did it?
   
   I dont know how

    

   MoreZitiPlease, Mar 27, 2008
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3. Mar 27, 2008 #2

   rock.freak667

   

   Homework Helper

   Start off with the definition of Work done. How do you calculate it?

    

   rock.freak667, Mar 27, 2008
4. Mar 27, 2008 #3

   MoreZitiPlease

   

   w=fd
   
   i got 14.7 for work
   
   and
   
   5.88 for power

    

   MoreZitiPlease, Mar 27, 2008
5. Mar 27, 2008 #4

   Snazzy

   

   So you do know how. ;)

    

   Snazzy, Mar 27, 2008
6. Mar 27, 2008 #5

   rock.freak667

   

   Homework Helper

   F=mg=1*9.81= #
   
   W=Fd=#*1.5= ____ J
   
   P=W/t and your answers seem to be correct so.

    

   rock.freak667, Mar 27, 2008

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