Thursday
April 24, 2014

Homework Help: physics

Posted by hi, on Thursday, January 17, 2008 at 11:16pm.

is this right?

a 50kg barbell can be lifted by usinga force of 180 N. what is the force of gravity on this planet? if the same barbell is lifted on earth, what minimal force is needed?

-i got 3.6 for gravity of the unnamed planet; and 49 N for the minimal force to be lifted on earth

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