Three boys are trying to balance on a seesaw, which consists of a fulcrum rock, acting as a pivot at...? - balance rock inn bar harbor maine
Three children try on a swing, from a rock as a fulcrum is a pivot center, and to compensate for a clear picture of 3.6 meters. Two children are already at each end. It has a mass of 50 kg and the other a mass of 35 kg.
Where can the third child, whose weight is 25 kg, cast in the same place on the balance scales?
Sunday, January 24, 2010
Balance Rock Inn Bar Harbor Maine Three Boys Are Trying To Balance On A Seesaw, Which Consists Of A Fulcrum Rock, Acting As A Pivot At...?
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Moment is in the middle of the swing is 0
ReplyDelete50x9.81x1.8 - (35x9.81x1.8) - (25x9.81xa) = 0
1,08 =
0.72 m in third place in the person of 35kg