Homework Help: math

Posted by gaurav on Saturday, October 29, 2011 at 10:39am.

1. Two children balance a see-saw in horizontal equilibrium. One weighs 80 lb. and the other weighs 60 lb. and is sitting 4ft. from the fulcrum. Find the force the fulcrum applies to the beam and the distance to the fulcrum to the 80 lb. child. (Neglect the mass of the see-saw)

math - Henry, Sunday, October 30, 2011 at 2:31pm
80d = 60*4 = 240,
d = 3 Ft.

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