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Questions on work and power

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
 

Answers and Replies

rock.freak667
Homework Helper
6,230
31
Start off with the definition of Work done. How do you calculate it?
 
w=fd

i got 14.7 for work

and

5.88 for power
 
458
0
So you do know how. ;)
 
rock.freak667
Homework Helper
6,230
31
F=mg=1*9.81= #

W=Fd=#*1.5= ____ J

P=W/t and your answers seem to be correct so.
 

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