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a 70kg man carries a 20kg luggage up d stairs 2 d 2nd floor of a buildng. what is d...

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janakey | Student, Grade 10 | eNotes Newbie

Posted July 23, 2012 at 1:54 PM via web

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a 70kg man carries a 20kg luggage up d stairs 2 d 2nd floor of a buildng. what is d work done if d 2nd floor is 4 m above d ground floor?
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dikshasamsukha | Student, Grade 10 | Honors

Posted July 23, 2012 at 2:17 PM (Answer #1)

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work done = force * displacement

                =  20 kg * 4m

                =  80 J

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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