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 one year ago
If you perform 10 joules of work lifting a 10N box from the floor to a shelf, how high is the shelf?
 one year ago
If you perform 10 joules of work lifting a 10N box from the floor to a shelf, how high is the shelf?

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shreya.
 one year ago
Best ResponseYou've already chosen the best response.1mgh= energy / work mgh=10 (10) h=10 h=1

Fellowroot
 one year ago
Best ResponseYou've already chosen the best response.0I think that the box needs to be in kg not in Newtons

ghazi
 one year ago
Best ResponseYou've already chosen the best response.2mg is the weight of box and that is equal to 10N, so as she has done above m*g*h= P.E 10*h= 10 h=1 m height is 1m
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