belanger1231 belanger1231

21-01-2021
English

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Each floor or a house is 6m above street level. How much work is required to lift a 250kg box to the 3rd floor

Respuesta :

emmatannerfns emmatannerfns

21-01-2021

Answer:

Work = Force x Distance

W=fd or (Newton meter: Nm)

each floor is 6m above street level so...

6mx3rd floor is 6 times 3 = 18m

so...

W= 18m(250kg)

=4500J or Nm

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